[{"data":1,"prerenderedAt":721},["ShallowReactive",2],{"lexique-en-whey-protein":3,"lexique-all-en":214,"lexique-trans-en-whey-protein":717},{"id":4,"title":5,"author":6,"body":7,"category":183,"description":184,"extension":185,"faq":186,"lang":195,"lead":22,"letter":196,"meta":197,"navigation":198,"path":199,"ref":13,"related":200,"resources":205,"seo":206,"sources":207,"stem":211,"updated":212,"__hash__":213},"lexique/lexique/en/whey-protein.md","Whey protein","Ekklo",{"type":8,"value":9,"toc":173},"minimark",[10,14,19,23,26,29,32,37,50,54,82,86,142,146,160,164],[11,12,5],"h1",{"id":13},"whey-protein",[15,16,18],"h4",{"id":17},"definition","Definition",[20,21,22],"p",{},"Whey is a milk protein fraction (concentrate, isolate, hydrolysate), digested quickly and rich in leucine. It is a convenience tool for daily protein — not a magic hypertrophy powder.",[24,25],"blockquote",{},[20,27,28],{},"💡 Coaching-oriented definition: useful to explain the idea to a client and place it in a plan — not just vocabulary.",[30,31],"hr",{},[33,34,36],"h3",{"id":35},"why-it-matters-in-coaching","Why it matters in coaching",[38,39,40,44,47],"ul",{},[41,42,43],"li",{},"Shared language between coach and client",[41,45,46],{},"Helps dose volume, intensity or nutrition toward a goal",[41,48,49],{},"Reduces “harder is better” confusion",[33,51,53],{"id":52},"how-to-apply-it","How to apply it",[55,56,57,64,70,76],"ol",{},[41,58,59,63],{},[60,61,62],"strong",{},"Explain"," it in one plain sentence (see lead above)",[41,65,66,69],{},[60,67,68],{},"Link"," it to a measurable lever (RPE, sets, calories, minutes, load)",[41,71,72,75],{},[60,73,74],{},"Track"," one variable for 2–4 weeks before rewriting the plan",[41,77,78,81],{},[60,79,80],{},"Adjust"," if recovery, adherence or technique slip",[33,83,85],{"id":84},"practical-cues","Practical cues",[87,88,89,105],"table",{},[90,91,92],"thead",{},[93,94,95,99,102],"tr",{},[96,97,98],"th",{},"Situation",[96,100,101],{},"Coach question",[96,103,104],{},"Typical action",[106,107,108,120,131],"tbody",{},[93,109,110,114,117],{},[111,112,113],"td",{},"Client stalled",[111,115,116],{},"Is stimulus enough and recoverable?",[111,118,119],{},"Change one variable (volume, intensity, rest)",[93,121,122,125,128],{},[111,123,124],{},"Client exhausted",[111,126,127],{},"Overreaching or just poor sleep?",[111,129,130],{},"Deload, sleep, calories",[93,132,133,136,139],{},[111,134,135],{},"Client confused",[111,137,138],{},"Shared vocabulary?",[111,140,141],{},"Return to definition + concrete example",[33,143,145],{"id":144},"common-mistakes","Common mistakes",[38,147,148,151,154,157],{},[41,149,150],{},"❌ Using the term without a programming decision",[41,152,153],{},"❌ Stacking too many intensification methods at once",[41,155,156],{},"❌ Ignoring recovery, protein and adherence",[41,158,159],{},"❌ Copying an internet protocol with no client context",[33,161,163],{"id":162},"takeaway","Takeaway",[20,165,166,168,169,172],{},[60,167,5],{}," only matters if it helps you ",[60,170,171],{},"decide better",": what to do this week, at what dose, and how to measure the outcome.",{"title":174,"searchDepth":175,"depth":175,"links":176},"",2,[177,179,180,181,182],{"id":35,"depth":178,"text":36},3,{"id":52,"depth":178,"text":53},{"id":84,"depth":178,"text":85},{"id":144,"depth":178,"text":145},{"id":162,"depth":178,"text":163},"nutrition","Whey is a fast-digesting dairy protein powder, rich in leucine — a convenient way to hit daily protein targets.","md",[187,189,192],{"q":188,"a":22},"What is Whey protein?",{"q":190,"a":191},"Why should coaches know Whey protein?","Because it drives real programming, nutrition or recovery decisions. Without shared language, clients misread cues and tracking gets fuzzy.",{"q":193,"a":194},"How do I use it without overcomplicating the plan?","Pick one measurable lever tied to the idea, explain it in one sentence, track it 2–4 weeks, then adjust. A useful definition serves decisions, not jargon.","en","W",{},true,"/lexique/en/whey-protein",[201,202,203,204],"protein","protein-powder","post-workout","hypertrophy",null,{"title":5,"description":184},[208],{"label":209,"url":210},"ISSN position stand: protein and exercise","https://jissn.biomedcentral.com/","lexique/en/whey-protein","2026-07-27","pCrnrodm56iycGG0qHmfcaQgFYXtTQh-BwPj9X_Pt8Q",[215,219,223,227,231,235,239,243,247,251,255,259,263,267,271,275,279,283,287,291,295,299,303,307,311,315,319,323,327,331,335,339,343,347,351,355,359,363,367,371,375,379,383,387,391,395,399,403,407,411,415,419,423,427,430,434,438,442,446,450,454,458,462,466,470,474,478,482,486,490,494,498,502,506,510,514,518,522,526,530,534,538,542,546,550,554,558,562,565,570,574,578,582,585,588,592,596,600,604,608,612,616,620,624,628,632,636,640,644,648,652,656,660,664,668,672,676,680,684,688,692,696,700,704,708,712,713],{"title":216,"description":217,"slug":218,"ref":218},"1RM (One-Rep Max)","1RM is the heaviest load you can lift for one clean repetition — the reference for strength programming and percentages.","one-rep-max",{"title":220,"description":221,"slug":222,"ref":222},"AMRAP - As Many Reps/Rounds As Possible","AMRAP is a high-intensity training format: do as many reps or rounds as possible in a fixed time. CrossFit favorite.","amrap-as-many-reps-rounds-as-possible",{"title":224,"description":225,"slug":226,"ref":226},"ATP (Adenosine Triphosphate)","ATP is the universal energy currency of the body. Every muscle contraction, every cellular function depends on it.","atp-adenosine-triphosphate",{"title":228,"description":229,"slug":230,"ref":230},"Abduction","Discover what abduction is in bodybuilding, this movement which moves a limb away from the central axis of the body to develop the stabilizing muscles.","abduction",{"title":232,"description":233,"slug":234,"ref":234},"Active recovery","Active recovery uses light activity to speed muscle recovery. Find out how to effectively integrate it into your routine.","active-recovery",{"title":236,"description":237,"slug":238,"ref":238},"Adduction","Adduction is a movement that brings a body part toward the body's midline. Opposite of abduction.","adduction",{"title":240,"description":241,"slug":242,"ref":242},"Aerobic System","The aerobic system produces energy with oxygen, fueling long-duration efforts. It's the foundation of endurance and recovery.","aerobic-system",{"title":244,"description":245,"slug":246,"ref":246},"Anabolic window","The anabolic window is the post-workout period considered ideal for nutrition. The reality: it's much longer than thought.","anabolic-window",{"title":248,"description":249,"slug":250,"ref":250},"Anaerobic System","The anaerobic system produces energy without oxygen — for explosive, intense efforts. Limited but powerful, it fuels strength and sprints.","anaerobic-system",{"title":252,"description":253,"slug":254,"ref":254},"BCAA","BCAAs are 3 essential branched-chain amino acids: leucine, isoleucine, valine. Discover their real usefulness, timing, and whether you actually need them.","bcaa",{"title":256,"description":257,"slug":258,"ref":258},"BMI","BMI (Body Mass Index) is a quick health screening tool, but it doesn't account for body composition. Limited but useful.","bmi-body-mass-index",{"title":260,"description":261,"slug":262,"ref":262},"BMR","BMR (Basal Metabolic Rate) is your resting metabolism — the calories burned just to stay alive. Learn how to calculate and optimize it for your fitness goals.","bmr",{"title":264,"description":265,"slug":266,"ref":266},"Beta-alanine","Beta-alanine is an amino acid that raises muscle carnosine and can help buffering in efforts of ~1–4 minutes; tingles (paresthesia) are common.","beta-alanine",{"title":268,"description":269,"slug":270,"ref":270},"Block periodization","Block periodization concentrates training into focused blocks (accumulation, intensification, realization) with clear priorities.","block-periodization",{"title":272,"description":273,"slug":274,"ref":274},"Blood flow restriction (BFR)","BFR training uses cuffs to partially restrict blood flow so lighter loads can still stimulate hypertrophy — with safety constraints.","blood-flow-restriction",{"title":276,"description":277,"slug":278,"ref":278},"Body fat percentage","Body fat percentage measures the share of fat in your total body mass. A key indicator of body composition.","body-fat-percentage",{"title":280,"description":281,"slug":282,"ref":282},"Body recomposition","Body recomposition is gaining muscle and losing fat at the same time. Possible but slow — discover the conditions for success.","body-recomposition",{"title":284,"description":285,"slug":286,"ref":286},"Bodyweight","Bodyweight training uses your own body as resistance. No equipment, anywhere, scalable to any level.","bodyweight",{"title":288,"description":289,"slug":290,"ref":290},"Caffeine","Caffeine is a stimulant that can raise alertness and training performance; dose and timing matter for sleep and anxiety.","caffeine",{"title":292,"description":293,"slug":294,"ref":294},"Calisthenics","Calisthenics builds strength and skill primarily with bodyweight patterns (push-ups, pull-ups, dips, levers) and progressive variations.","calisthenics",{"title":296,"description":297,"slug":298,"ref":298},"Calorie Maintenance","Caloric maintenance is the calorie level keeping your weight stable. Foundation of any nutritional plan.","calorie-maintenance",{"title":300,"description":301,"slug":302,"ref":302},"Calorie Surplus","A caloric surplus means consuming more calories than you burn. Mandatory mechanism for serious muscle building.","calorie-surplus",{"title":304,"description":305,"slug":306,"ref":306},"Calorie deficit","A caloric deficit means consuming fewer calories than you burn. It's the only proven mechanism for fat loss. Learn how to set yours up properly.","calorie-deficit",{"title":308,"description":309,"slug":310,"ref":310},"Calories","Calories measure the energy provided by food. Understanding your caloric needs is the foundation of every fitness goal.","calories",{"title":312,"description":313,"slug":314,"ref":314},"Carbohydrates","Carbohydrates are the main source of energy for intense training. Discover your needs, the different types and their role in performance.","carbohydrates",{"title":316,"description":317,"slug":318,"ref":318},"Casein","Casein is a slower-digesting dairy protein, often used between meals or at night to help hit daily protein targets.","casein",{"title":320,"description":321,"slug":322,"ref":322},"Circuit training","Circuit training chains several exercises with little rest. Ideal for burning calories and improving cardiovascular fitness while keeping muscle.","circuit-training",{"title":324,"description":325,"slug":326,"ref":326},"Cluster sets","Cluster sets break a set into mini-bouts with short intra-set rests to keep bar speed and load high — useful for strength and power.","cluster-sets",{"title":328,"description":329,"slug":330,"ref":330},"Collagen","Collagen is a structural protein; supplements may support connective tissue goals but are incomplete for total muscle protein needs.","collagen",{"title":332,"description":333,"slug":334,"ref":334},"Compound exercise","A compound exercise trains several joints and muscle groups at once (squat, hinge, press, pull) — high return for strength and hypertrophy.","compound-exercise",{"title":336,"description":337,"slug":338,"ref":338},"Concentric (Phase)","The concentric phase is the lifting movement, where the muscle shortens under load. It's the active phase that produces force.","concentric-phase",{"title":340,"description":341,"slug":342,"ref":342},"Cool-down","A cool-down is light activity after hard work to gradually lower intensity; useful for feel and transition, not magic recovery.","cool-down",{"title":344,"description":345,"slug":346,"ref":346},"Creatine","Creatine is the most studied supplement in sports nutrition, proven to boost strength, power and muscle mass. Learn dosage, timing and real benefits.","creatine",{"title":348,"description":349,"slug":350,"ref":350},"Cutting","A cutting phase is a period of caloric deficit aimed at losing fat while preserving muscle. Discover how to do it without losing your hard-earned gains.","dried",{"title":352,"description":353,"slug":354,"ref":354},"DOMS (Delayed Onset Muscle Soreness)","DOMS is the muscle soreness that appears 24-72h after exercise. Discover its causes, how to manage it, and what it really means for your progress.","doms-delayed-onset-muscle-soreness",{"title":356,"description":357,"slug":358,"ref":358},"Deload","Deload is an active recovery week where you intentionally reduce volume and intensity to allow your body to fully recover and come back stronger.","deload",{"title":360,"description":361,"slug":362,"ref":362},"Dietary fiber","Dietary fiber supports satiety, digestion and cardiometabolic health; useful in fat-loss adherence plans.","dietary-fiber",{"title":364,"description":365,"slug":366,"ref":366},"Dropset","A dropset extends a set by reducing the load when failure hits. Powerful intensification method for hypertrophy.","dropset",{"title":368,"description":369,"slug":370,"ref":370},"EMOM - Every Minute On the Minute","EMOM (Every Minute On the Minute) is a training format where you start a set at the top of each minute and rest until the next.","emom-every-minute-on-the-minute",{"title":372,"description":373,"slug":374,"ref":374},"Eccentric (Phase)","The eccentric phase is the lowering movement, where the muscle lengthens under tension. It's the most damaging phase and the key driver of hypertrophy.","eccentric-phase",{"title":376,"description":377,"slug":378,"ref":378},"Electrolytes","Electrolytes (sodium, potassium, magnesium…) are minerals that conduct electrical signals and help fluid balance, especially with heavy sweating.","electrolytes",{"title":380,"description":381,"slug":382,"ref":382},"Exercise selection","Exercise selection is choosing movements that fit the goal, equipment, anatomy and skill — the foundation of a good program.","exercise-selection",{"title":384,"description":385,"slug":386,"ref":386},"Extension","Extension is the anatomical movement that increases the angle between two body segments. Opposite of flexion.","extension",{"title":388,"description":389,"slug":390,"ref":390},"Fat mass","Fat mass is the total weight of fat tissue. Essential for survival, but excess harms health and aesthetics.","fat-mass",{"title":392,"description":393,"slug":394,"ref":394},"Fibers","Muscle fibers are the cells that make up muscle. Two main types — Type I (slow) and Type II (fast) — define your physical potential.","fibers",{"title":396,"description":397,"slug":398,"ref":398},"Flexion","Flexion is the anatomical movement that decreases the angle between two body segments. Opposite of extension.","flexion",{"title":400,"description":401,"slug":402,"ref":402},"Foam rolling","Foam rolling is a myofascial self-massage technique to release muscle tension. Find out how to use it effectively to improve recovery and mobility.","foam-rolling",{"title":404,"description":405,"slug":406,"ref":406},"For Time","For Time is a training format where you complete a fixed amount of work as fast as possible. Race against the clock.","for-time",{"title":408,"description":409,"slug":410,"ref":410},"Full Body","A full body program trains all major muscle groups in each session, 2-4 times per week. Ideal for beginners and strength training.","full-body",{"title":412,"description":413,"slug":414,"ref":414},"German Volume Training (GVT)","GVT is a high-volume hypertrophy scheme classically built around 10×10 on big lifts with short rests — very fatiguing.","german-volume-training",{"title":416,"description":417,"slug":418,"ref":418},"Glycogen","Glycogen is the storage form of carbohydrate in muscle and liver — the primary fuel for hard training.","glycogen",{"title":420,"description":421,"slug":422,"ref":422},"HIIT","HIIT (High-Intensity Interval Training) alternates short hard efforts with recovery to improve fitness and calorie burn in less time.","hiit",{"title":424,"description":425,"slug":426,"ref":426},"Hydration","Hydration is maintaining fluid balance for performance, cognition and recovery — water plus electrolytes when sweat losses are high.","hydration",{"title":428,"description":429,"slug":204,"ref":204},"Hypertrophy","Muscle hypertrophy is the increase in muscle fiber size. It's the primary mechanism behind muscle growth from resistance training.",{"title":431,"description":432,"slug":433,"ref":433},"Hypertrophy Training","Hypertrophy training aims to maximize muscle growth using moderate loads (65-85% 1RM) with 8-15 repetitions per set.","hypertrophy-training",{"title":435,"description":436,"slug":437,"ref":437},"Intermittent fasting","Intermittent fasting restricts eating to time windows; fat loss still depends mainly on calorie balance and protein.","intermittent-fasting",{"title":439,"description":440,"slug":441,"ref":441},"Intra-workout","Intra-workout refers to nutrition consumed during training to maintain energy, hydration and performance on long sessions.","intra-workout",{"title":443,"description":444,"slug":445,"ref":445},"Isolation exercise","An isolation exercise targets mainly one joint and one muscle group (curl, lateral raise, leg extension) to add local volume or correct imbalances.","isolation-exercise",{"title":447,"description":448,"slug":449,"ref":449},"Isometric","Isometric contraction is when the muscle produces tension without changing length. No visible movement, intense work.","isometric-contraction",{"title":451,"description":452,"slug":453,"ref":453},"LISS","LISS (Low-Intensity Steady State) is continuous easy cardio at a conversational pace — useful for recovery, aerobic base and extra calorie burn.","liss",{"title":455,"description":456,"slug":457,"ref":457},"Lean bulk","A lean bulk is a slow, controlled surplus aimed at maximizing muscle gain while limiting fat gain.","lean-bulk",{"title":459,"description":460,"slug":461,"ref":461},"Lean mass","Lean mass is everything in your body except fat: muscles, bones, organs, water. A real performance indicator.","lean-mass",{"title":463,"description":464,"slug":465,"ref":465},"Linear periodization","Linear periodization progresses from higher volume/lower intensity toward lower volume/higher intensity over weeks.","linear-periodization",{"title":467,"description":468,"slug":469,"ref":469},"Lipids (Fats)","Lipids are essential for hormone production and vitamin absorption. Discover your needs, the right sources and their role in bodybuilding.","lipids-fats",{"title":471,"description":472,"slug":473,"ref":473},"Macrocycle","A macrocycle is the global organization of your training over 3-12 months. The highest level of periodization, your annual game plan.","macrocycle",{"title":475,"description":476,"slug":477,"ref":477},"Macronutrients (Macros)","Macronutrients are the 3 main types of nutrients: proteins, carbohydrates and lipids. Their balance is crucial for performance and body composition.","macronutrients-macros",{"title":479,"description":480,"slug":481,"ref":481},"Maintenance","Maintenance is the calorie level at which your weight remains stable. The neutral baseline for any nutritional strategy.","maintenance",{"title":483,"description":484,"slug":485,"ref":485},"Mass gain","Mass gain (or bulk) is a controlled caloric surplus phase aimed at building muscle. Discover how to do it without gaining excess fat.","mass-gain",{"title":487,"description":488,"slug":489,"ref":489},"Meal timing","Meal timing is the strategic distribution of your meals around training and through the day to optimize performance and recovery.","meal-timing",{"title":491,"description":492,"slug":493,"ref":493},"Mesocycle","A mesocycle is a 4-8 week training block with a specific objective (hypertrophy, strength, peak, deload). The cornerstone of periodization.","mesocycle",{"title":495,"description":496,"slug":497,"ref":497},"Microcycle","A microcycle is the smallest planning unit in bodybuilding: generally 1 week of training. This is your weekly routine.","microcycle",{"title":499,"description":500,"slug":501,"ref":501},"Mind-muscle connection","Mind-muscle connection is the intentional focus on feeling the target muscle contract — useful for hypertrophy technique and isolation work.","mind-muscle-connection",{"title":503,"description":504,"slug":505,"ref":505},"Mobility","Mobility is the ability to actively control range of motion. Find out how to improve your mobility to optimize your performance.","mobility",{"title":507,"description":508,"slug":509,"ref":509},"Muscle failure","Muscle failure is the point where you cannot complete another clean rep with the target technique — RIR 0 / RPE 10.","muscle-failure",{"title":511,"description":512,"slug":513,"ref":513},"Muscle mass","Muscle mass is the total weight of muscles in the body. Key indicator of strength, metabolism, and longevity.","muscle-mass",{"title":515,"description":516,"slug":517,"ref":517},"Muscular Endurance Training","Muscular endurance training develops the ability to sustain prolonged effort. Light loads, high reps, short rests.","muscular-endurance-training",{"title":519,"description":520,"slug":521,"ref":521},"Muscular endurance","Muscular endurance is a muscle's capacity to sustain repeated or prolonged contractions without excessive fatigue. Foundation of many sports.","muscular-endurance",{"title":523,"description":524,"slug":525,"ref":525},"Muscular strength","Muscular strength is the maximum force a muscle (or group) can produce. The fundamental physical quality of any athlete.","muscular-strength",{"title":527,"description":528,"slug":529,"ref":529},"Myo-reps","Myo-reps is an intensification method: an activation set near failure, then mini-sets with short rests to accumulate effective reps.","myo-reps",{"title":531,"description":532,"slug":533,"ref":533},"NEAT","NEAT is the energy you burn through all your daily activities outside of training. The most underestimated lever of your body composition.","neat",{"title":535,"description":536,"slug":537,"ref":537},"Omega-3 fatty acids","Omega-3 fats (EPA/DHA) support general health; in athletes they are discussed for recovery and inflammation — food first, then supplements if needed.","omega-3",{"title":539,"description":540,"slug":541,"ref":541},"Overreaching","Overreaching is a short-term performance drop from hard training that recovers with planned rest — unlike prolonged overtraining.","overreaching",{"title":543,"description":544,"slug":545,"ref":545},"Overtraining","Overtraining is a prolonged performance drop from excess stress without enough recovery — rarer than simple overreaching.","overtraining",{"title":547,"description":548,"slug":549,"ref":549},"PR - Personal Record","A PR (Personal Record) is your best performance ever on a movement. The fundamental progress marker.","pr-personal-record",{"title":551,"description":552,"slug":553,"ref":553},"Passive recovery","Passive recovery links on complete rest to allow the body to regenerate. Find out when and how to use it effectively.","passive-recovery",{"title":555,"description":556,"slug":557,"ref":557},"Periodization","Periodization is the cyclical organization of training into distinct phases to optimize progression, prevent plateaus, and avoid injuries.","periodization",{"title":559,"description":560,"slug":561,"ref":561},"Plateau","A plateau is a period of stagnation despite consistent training. Identifying the cause is the key to breaking it.","plateau",{"title":563,"description":564,"slug":203,"ref":203},"Post-workout","The post-workout is the nutrition right after training to optimize recovery and growth. Protein, carbs, hydration.",{"title":566,"description":567,"slug":568,"ref":569},"Power (explosive strength)","Power is force × velocity — producing force quickly. Trained with intent, moderate loads moved fast, jumps/throws, and adequate rest.","power-training","power",{"title":571,"description":572,"slug":573,"ref":573},"Powerlifting","Powerlifting is a strength sport focused on maximal squat, bench press and deadlift — programming revolves around heavy compounds and peaking.","powerlifting",{"title":575,"description":576,"slug":577,"ref":577},"Pre-workout","The pre-workout is the meal or supplement taken before training to optimize performance. Energy, focus, and pump.","pre-workout",{"title":579,"description":580,"slug":581,"ref":581},"Progressive overload","Progressive overload is the foundational principle of training: gradually increasing the demand on your muscles to keep gaining strength and size.","progressive-overload",{"title":583,"description":584,"slug":201,"ref":201},"Protein","Protein is the essential macronutrient for building and repairing muscle. Discover your needs, the best sources and the optimal timing.",{"title":586,"description":587,"slug":202,"ref":202},"Protein powder","Protein powders are concentrated protein supplements. Practical for hitting daily protein needs.",{"title":589,"description":590,"slug":591,"ref":591},"Push/Pull/Legs (PPL)","The Push/Pull/Legs program divides the workout into 3 types of sessions: push (chests/shoulders/triceps), pull (back/biceps) and legs. Optimal for all levels with frequency 2x/week per muscle.","push-pull-legs-ppl",{"title":593,"description":594,"slug":595,"ref":595},"RIR","RIR (Reps in Reserve) measures how many reps you have left before failure. Modern, intuitive tool to manage intensity.","rir-reps-in-reserve",{"title":597,"description":598,"slug":599,"ref":599},"RPE","RPE (Rate of Perceived Exertion) is a 1-10 scale to measure subjective effort. Essential tool for managing intensity.","rpe-rate-of-perceived-exertion",{"title":601,"description":602,"slug":603,"ref":603},"Range of motion (ROM)","Range of motion (ROM) is the amplitude through which a joint or muscle can move during an exercise. Crucial for hypertrophy and joint health.","range-of-motion-rom",{"title":605,"description":606,"slug":607,"ref":607},"Refeed","A refeed is a planned short increase in calories (often carbs) during a fat-loss phase to support training, hormones and adherence.","refeed",{"title":609,"description":610,"slug":611,"ref":611},"Repetitions (Reps)","A rep is one complete execution of an exercise. The rep range determines whether you primarily develop strength, hypertrophy, or muscular endurance.","repetitions-reps",{"title":613,"description":614,"slug":615,"ref":615},"Reps to failure (RTF)","RTF means performing reps until no clean rep remains; useful sparingly for hypertrophy, costly if overused on heavy compounds.","reps-to-failure",{"title":617,"description":618,"slug":619,"ref":619},"Rest","Rest between sets is critical and depends on the goal. Strength: 3-5 min. Hypertrophy: 1-3 min. Endurance: 30-60 sec.","rest",{"title":621,"description":622,"slug":623,"ref":623},"Rest day","A rest day is planned time off hard training so adaptation can occur; it can be full rest or very light activity.","rest-day",{"title":625,"description":626,"slug":627,"ref":627},"Rest-Pause","Rest-pause is an intensification method using ultra-short pauses to extend a set. Powerful tool for hypertrophy.","rest-pause",{"title":629,"description":630,"slug":631,"ref":631},"Sarcomere","The sarcomere is the basic contractile unit of muscle. Composed of actin and myosin, it produces all your movements.","sarcomere",{"title":633,"description":634,"slug":635,"ref":635},"Series (Sets)","A series (or set) is a group of consecutive reps without rest. The basic unit of training programming.","series-sets",{"title":637,"description":638,"slug":639,"ref":639},"Sleep","Sleep is the most underrated training variable. It's during sleep that recovery, muscle building, and hormonal regulation happen.","sleep",{"title":641,"description":642,"slug":643,"ref":643},"Split (Split program)","A split workout involves dividing muscle groups over different days. The classic split trains each muscle once a week for 5-6 days.","split-split-program",{"title":645,"description":646,"slug":647,"ref":647},"Strength Training","Strength training aims to develop maximal strength using heavy loads (80-95% of 1RM) with few repetitions (1-6 reps).","strength-training",{"title":649,"description":650,"slug":651,"ref":651},"Stretching","Stretching improves flexibility and range of motion. Learn about the different types and how to effectively incorporate them into your routine.","stretching",{"title":653,"description":654,"slug":655,"ref":655},"Superset","A superset chains two exercises with no rest between them. Time-efficient method that boosts intensity and density.","superset",{"title":657,"description":658,"slug":659,"ref":659},"TDEE","TDEE (Total Daily Energy Expenditure) represents your total daily energy expenditure. Find out how to calculate it precisely to optimize your results.","tdee",{"title":661,"description":662,"slug":663,"ref":663},"TUT - Time Under Tension","TUT (Time Under Tension) measures the total time the muscle is under load during a set. Key variable for hypertrophy.","tut-time-under-tension",{"title":665,"description":666,"slug":667,"ref":667},"Tabata","Tabata is a 4-minute HIIT protocol: 20 seconds max effort, 10 seconds rest, 8 rounds. Maximum efficiency in minimum time.","tabata",{"title":669,"description":670,"slug":671,"ref":671},"Tempo - Execution speed","Tempo is the controlled speed of each phase of a movement. Powerful tool to maximize stimulus and control.","tempo-execution-speed",{"title":673,"description":674,"slug":675,"ref":675},"Training density","Training density measures the amount of work done per unit of time. Increase it to boost intensity and metabolic stress.","training-density",{"title":677,"description":678,"slug":679,"ref":679},"Training frequency","Training frequency defines how many times per week you work a muscle. Discover the optimal frequency to progress.","training-frequency",{"title":681,"description":682,"slug":683,"ref":683},"Training intensity","Bodybuilding intensity measures the difficulty of the effort. Find out how to calculate it with % of 1RM, RPE, and RIR.","training-intensity",{"title":685,"description":686,"slug":687,"ref":687},"Training volume","Training volume represents the total amount of work performed. Discover the optimal volumes per muscle per week to progress.","training-volume",{"title":689,"description":690,"slug":691,"ref":691},"Type I muscle fibers","Type I fibers (slow-twitch) are endurance-oriented muscle fibers. Resistant to fatigue, they sustain prolonged efforts.","muscle-fibers-type-i",{"title":693,"description":694,"slug":695,"ref":695},"Type II muscle fibers","Type II fibers (fast-twitch) are powerful muscle fibers optimized for explosive efforts. Essential for strength and power.","type-ii-muscle-fibers",{"title":697,"description":698,"slug":699,"ref":699},"Undulating periodization","Undulating periodization varies volume and intensity frequently (daily or weekly) instead of long linear phases.","undulating-periodization",{"title":701,"description":702,"slug":703,"ref":703},"Upper/Lower","The Upper/Lower program divides training into upper body and lower body sessions over 4 days per week. Perfect balance between frequency (2x/week) and volume for all levels.","upper-lower",{"title":705,"description":706,"slug":707,"ref":707},"VO2 max","VO2 max is the maximum amount of oxygen your body can use during intense exercise. It's the gold standard of cardiovascular fitness.","vo2-max",{"title":709,"description":710,"slug":711,"ref":711},"Warm-up","A warm-up raises temperature, primes the nervous system and rehearses the session patterns before hard sets.","warm-up",{"title":5,"description":184,"slug":13,"ref":13},{"title":714,"description":715,"slug":716,"ref":716},"Zone 2","Zone 2 is a moderate aerobic intensity (often ~60–70% HRmax) where you can talk in full sentences — foundation of endurance base.","zone-2",{"de":13,"en":13,"es":718,"fr":719,"it":13,"pt":720},"proteina-whey","whey-proteine","whey-proteina",1785169301223]