[{"data":1,"prerenderedAt":591},["ShallowReactive",2],{"lexique-en-mass-gain":3,"lexique-all-en":231,"lexique-trans-en-mass-gain":585},{"id":4,"title":5,"body":6,"description":221,"extension":222,"lang":223,"letter":224,"meta":225,"navigation":226,"path":227,"ref":12,"seo":228,"stem":229,"__hash__":230},"lexique/lexique/en/mass-gain.md","Mass gain",{"type":7,"value":8,"toc":211},"minimark",[9,13,18,29,32,35,38,43,99,101,104,106,110,139,141,145,148,168,171,173,177,194,196,200],[10,11,5],"h1",{"id":12},"mass-gain",[14,15,17],"h4",{"id":16},"definition","Definition",[19,20,21,24,25,28],"p",{},[22,23,5],"strong",{}," (or \"bulk\") is a phase where you deliberately eat ",[22,26,27],{},"more calories than you burn"," to build muscle. The goal: gain mass — ideally muscle, not fat.",[30,31],"blockquote",{},[19,33,34],{},"💡 Mass gain is the OPPOSITE phase of cutting (caloric deficit). They alternate over the year for sustainable progression.",[36,37],"hr",{},[39,40,42],"h3",{"id":41},"the-3-types-of-mass-gain","The 3 types of mass gain",[44,45,46,62],"table",{},[47,48,49],"thead",{},[50,51,52,56,59],"tr",{},[53,54,55],"th",{},"Type",[53,57,58],{},"Surplus",[53,60,61],{},"Result",[63,64,65,77,88],"tbody",{},[50,66,67,71,74],{},[68,69,70],"td",{},"Lean bulk (recommended)",[68,72,73],{},"+200 to +400 kcal",[68,75,76],{},"+1-2 kg/month, mostly muscle",[50,78,79,82,85],{},[68,80,81],{},"Moderate bulk",[68,83,84],{},"+400 to +600 kcal",[68,86,87],{},"+2-3 kg/month, ~50/50 muscle/fat",[50,89,90,93,96],{},[68,91,92],{},"Dirty bulk",[68,94,95],{},"+800 kcal+",[68,97,98],{},"+3-5 kg/month, mostly fat",[30,100],{},[19,102,103],{},"⚠️ Dirty bulk is outdated. Studies show that beyond +500 kcal of surplus, extra calories go almost exclusively to fat.",[36,105],{},[39,107,109],{"id":108},"the-4-nutritional-pillars-of-mass-gain","The 4 nutritional pillars of mass gain",[111,112,113,121,127,133],"ul",{},[114,115,116,117,120],"li",{},"✅ ",[22,118,119],{},"Caloric surplus",": +200-400 kcal/day above maintenance",[114,122,116,123,126],{},[22,124,125],{},"High protein",": 1.6-2.2 g/kg of bodyweight",[114,128,116,129,132],{},[22,130,131],{},"Sufficient carbs",": 4-6 g/kg (training fuel)",[114,134,116,135,138],{},[22,136,137],{},"Quality fats",": 0.8-1 g/kg (hormones)",[36,140],{},[39,142,144],{"id":143},"how-long-should-you-bulk","How long should you bulk?",[19,146,147],{},"The ideal duration depends on your level:",[111,149,150,156,162],{},[114,151,152,155],{},[22,153,154],{},"Beginner",": 4-12 months (newbie gains)",[114,157,158,161],{},[22,159,160],{},"Intermediate",": 3-6 months",[114,163,164,167],{},[22,165,166],{},"Advanced",": 2-4 months max",[19,169,170],{},"End the bulk when fat reaches a personal threshold (often 15-18% body fat for men, 22-25% for women).",[36,172],{},[39,174,176],{"id":175},"common-mistakes","Common mistakes",[111,178,179,182,185,188,191],{},[114,180,181],{},"❌ Excessive surplus (\"you have to eat tons to gain muscle\")",[114,183,184],{},"❌ Ignoring protein quality",[114,186,187],{},"❌ Endless bulk without seeing fat creeping up",[114,189,190],{},"❌ Confusing \"bulk\" with \"free meals everywhere\"",[114,192,193],{},"❌ Skipping cardio entirely (cardio health stays useful in bulk)",[36,195],{},[39,197,199],{"id":198},"key-takeaways","Key takeaways",[19,201,202,203,206,207,210],{},"Mass gain is ",[22,204,205],{},"essential to grow long-term",". Aim for a moderate surplus (+200-400 kcal), prioritize protein, train heavy. ",[22,208,209],{},"Patience is key",": 2-4 kg of pure muscle per year is already excellent for an intermediate.",{"title":212,"searchDepth":213,"depth":213,"links":214},"",2,[215,217,218,219,220],{"id":41,"depth":216,"text":42},3,{"id":108,"depth":216,"text":109},{"id":143,"depth":216,"text":144},{"id":175,"depth":216,"text":176},{"id":198,"depth":216,"text":199},"Mass gain (or bulk) is a controlled caloric surplus phase aimed at building muscle. Discover how to do it without gaining excess fat.","md","en","M",{},true,"/lexique/en/mass-gain",{"title":5,"description":221},"lexique/en/mass-gain","DvLhzFAGHiA42KHoPxb8V7GFl-zUnTr2pAsotgE3MSw",[232,236,240,244,248,252,256,260,264,268,272,276,280,284,288,292,296,300,304,308,312,316,320,324,328,332,336,340,344,348,352,356,360,364,368,372,376,380,384,388,392,396,400,404,408,409,413,417,421,425,429,433,437,441,445,449,453,457,461,465,469,473,477,481,485,489,493,497,501,505,509,513,517,521,525,529,533,537,541,545,549,553,557,561,565,569,573,577,581],{"title":233,"description":234,"slug":235},"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":237,"description":238,"slug":239},"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":241,"description":242,"slug":243},"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":245,"description":246,"slug":247},"Active recovery","Active recovery uses light activity to speed muscle recovery. Find out how to effectively integrate it into your routine.","active-recovery",{"title":249,"description":250,"slug":251},"Adduction","Adduction is a movement that brings a body part toward the body's midline. Opposite of abduction.","adduction",{"title":253,"description":254,"slug":255},"Aerobic System","The aerobic system produces energy with oxygen, fueling long-duration efforts. It's the foundation of endurance and recovery.","aerobic-system",{"title":257,"description":258,"slug":259},"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":261,"description":262,"slug":263},"Anaerobic System","The anaerobic system produces energy without oxygen — for explosive, intense efforts. Limited but powerful, it fuels strength and sprints.","anaerobic-system",{"title":265,"description":266,"slug":267},"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":269,"description":270,"slug":271},"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":273,"description":274,"slug":275},"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":277,"description":278,"slug":279},"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":281,"description":282,"slug":283},"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":285,"description":286,"slug":287},"Bodyweight","Bodyweight training uses your own body as resistance. No equipment, anywhere, scalable to any level.","bodyweight",{"title":289,"description":290,"slug":291},"Calorie Maintenance","Caloric maintenance is the calorie level keeping your weight stable. Foundation of any nutritional plan.","calorie-maintenance",{"title":293,"description":294,"slug":295},"Calorie Surplus","A caloric surplus means consuming more calories than you burn. Mandatory mechanism for serious muscle building.","calorie-surplus",{"title":297,"description":298,"slug":299},"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":301,"description":302,"slug":303},"Calories","Calories measure the energy provided by food. Understanding your caloric needs is the foundation of every fitness goal.","calories",{"title":305,"description":306,"slug":307},"Carbohydrates","Carbohydrates are the main source of energy for intense training. Discover your needs, the different types and their role in performance.","carbohydrates",{"title":309,"description":310,"slug":311},"Circuit training","Circuit training chains several exercises with little rest. Ideal for burning calories and improving cardiovascular fitness while keeping muscle.","circuit-training",{"title":313,"description":314,"slug":315},"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":317,"description":318,"slug":319},"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":321,"description":322,"slug":323},"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":325,"description":326,"slug":327},"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":329,"description":330,"slug":331},"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":333,"description":334,"slug":335},"Dropset","A dropset extends a set by reducing the load when failure hits. Powerful intensification method for hypertrophy.","dropset",{"title":337,"description":338,"slug":339},"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":341,"description":342,"slug":343},"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":345,"description":346,"slug":347},"Extension","Extension is the anatomical movement that increases the angle between two body segments. Opposite of flexion.","extension",{"title":349,"description":350,"slug":351},"Fat mass","Fat mass is the total weight of fat tissue. Essential for survival, but excess harms health and aesthetics.","fat-mass",{"title":353,"description":354,"slug":355},"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":357,"description":358,"slug":359},"Flexion","Flexion is the anatomical movement that decreases the angle between two body segments. Opposite of extension.","flexion",{"title":361,"description":362,"slug":363},"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":365,"description":366,"slug":367},"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":369,"description":370,"slug":371},"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":373,"description":374,"slug":375},"Hypertrophy","Muscle hypertrophy is the increase in muscle fiber size. It's the primary mechanism behind muscle growth from resistance training.","hypertrophy",{"title":377,"description":378,"slug":379},"Hypertrophy Training","Hypertrophy training aims to maximize muscle growth using moderate loads (65-85% 1RM) with 8-15 repetitions per set.","hypertrophy-training",{"title":381,"description":382,"slug":383},"Intra-workout","Intra-workout refers to nutrition consumed during training to maintain energy, hydration and performance on long sessions.","intra-workout",{"title":385,"description":386,"slug":387},"Isometric","Isometric contraction is when the muscle produces tension without changing length. No visible movement, intense work.","isometric-contraction",{"title":389,"description":390,"slug":391},"Lean mass","Lean mass is everything in your body except fat: muscles, bones, organs, water. A real performance indicator.","lean-mass",{"title":393,"description":394,"slug":395},"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":397,"description":398,"slug":399},"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":401,"description":402,"slug":403},"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":405,"description":406,"slug":407},"Maintenance","Maintenance is the calorie level at which your weight remains stable. The neutral baseline for any nutritional strategy.","maintenance",{"title":5,"description":221,"slug":12},{"title":410,"description":411,"slug":412},"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":414,"description":415,"slug":416},"Mesocycle","A mesocycle is a 4-8 week training block with a specific objective (hypertrophy, strength, peak, deload). The cornerstone of periodization.","mesocycle",{"title":418,"description":419,"slug":420},"Microcycle","A microcycle is the smallest planning unit in bodybuilding: generally 1 week of training. This is your weekly routine.","microcycle",{"title":422,"description":423,"slug":424},"Mobility","Mobility is the ability to actively control range of motion. Find out how to improve your mobility to optimize your performance.","mobility",{"title":426,"description":427,"slug":428},"Muscle mass","Muscle mass is the total weight of muscles in the body. Key indicator of strength, metabolism, and longevity.","muscle-mass",{"title":430,"description":431,"slug":432},"Muscular Endurance Training","Muscular endurance training develops the ability to sustain prolonged effort. Light loads, high reps, short rests.","muscular-endurance-training",{"title":434,"description":435,"slug":436},"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":438,"description":439,"slug":440},"Muscular strength","Muscular strength is the maximum force a muscle (or group) can produce. The fundamental physical quality of any athlete.","muscular-strength",{"title":442,"description":443,"slug":444},"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":446,"description":447,"slug":448},"PR - Personal Record","A PR (Personal Record) is your best performance ever on a movement. The fundamental progress marker.","pr-personal-record",{"title":450,"description":451,"slug":452},"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":454,"description":455,"slug":456},"Periodization","Periodization is the cyclical organization of training into distinct phases to optimize progression, prevent plateaus, and avoid injuries.","periodization",{"title":458,"description":459,"slug":460},"Plateau","A plateau is a period of stagnation despite consistent training. Identifying the cause is the key to breaking it.","plateau",{"title":462,"description":463,"slug":464},"Post-workout","The post-workout is the nutrition right after training to optimize recovery and growth. Protein, carbs, hydration.","post-workout",{"title":466,"description":467,"slug":468},"Pre-workout","The pre-workout is the meal or supplement taken before training to optimize performance. Energy, focus, and pump.","pre-workout",{"title":470,"description":471,"slug":472},"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":474,"description":475,"slug":476},"Protein","Protein is the essential macronutrient for building and repairing muscle. Discover your needs, the best sources and the optimal timing.","protein",{"title":478,"description":479,"slug":480},"Protein powder","Protein powders are concentrated protein supplements. Practical for hitting daily protein needs.","protein-powder",{"title":482,"description":483,"slug":484},"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":486,"description":487,"slug":488},"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":490,"description":491,"slug":492},"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":494,"description":495,"slug":496},"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":498,"description":499,"slug":500},"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":502,"description":503,"slug":504},"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":506,"description":507,"slug":508},"Rest-Pause","Rest-pause is an intensification method using ultra-short pauses to extend a set. Powerful tool for hypertrophy.","rest-pause",{"title":510,"description":511,"slug":512},"Sarcomere","The sarcomere is the basic contractile unit of muscle. Composed of actin and myosin, it produces all your movements.","sarcomere",{"title":514,"description":515,"slug":516},"Series (Sets)","A series (or set) is a group of consecutive reps without rest. The basic unit of training programming.","series-sets",{"title":518,"description":519,"slug":520},"Sleep","Sleep is the most underrated training variable. It's during sleep that recovery, muscle building, and hormonal regulation happen.","sleep",{"title":522,"description":523,"slug":524},"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":526,"description":527,"slug":528},"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":530,"description":531,"slug":532},"Stretching","Stretching improves flexibility and range of motion. Learn about the different types and how to effectively incorporate them into your routine.","stretching",{"title":534,"description":535,"slug":536},"Superset","A superset chains two exercises with no rest between them. Time-efficient method that boosts intensity and density.","superset",{"title":538,"description":539,"slug":540},"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":542,"description":543,"slug":544},"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":546,"description":547,"slug":548},"Tabata","Tabata is a 4-minute HIIT protocol: 20 seconds max effort, 10 seconds rest, 8 rounds. Maximum efficiency in minimum time.","tabata",{"title":550,"description":551,"slug":552},"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":554,"description":555,"slug":556},"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":558,"description":559,"slug":560},"Training frequency","Training frequency defines how many times per week you work a muscle. Discover the optimal frequency to progress.","training-frequency",{"title":562,"description":563,"slug":564},"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":566,"description":567,"slug":568},"Training volume","Training volume represents the total amount of work performed. Discover the optimal volumes per muscle per week to progress.","training-volume",{"title":570,"description":571,"slug":572},"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":574,"description":575,"slug":576},"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":578,"description":579,"slug":580},"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":582,"description":583,"slug":584},"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",{"de":586,"en":12,"es":587,"fr":588,"it":589,"pt":590},"massephase","volumen-ganancia-de-masa","prise-de-masse","fase-di-massa","ganho-de-massa",1784214982565]