[{"data":1,"prerenderedAt":808},["ShallowReactive",2],{"lexique-en-muscular-endurance":3,"lexique-all-en":450,"lexique-trans-en-muscular-endurance":803},{"id":4,"title":5,"body":6,"description":440,"extension":441,"lang":442,"letter":443,"meta":444,"navigation":445,"path":446,"ref":12,"seo":447,"stem":448,"__hash__":449},"lexique/lexique/en/muscular-endurance.md","Muscular endurance",{"type":7,"value":8,"toc":427},"minimark",[9,13,18,29,32,35,38,43,87,89,93,96,136,138,142,146,177,181,255,257,261,300,302,306,313,316,330,332,336,380,382,386,406,408,412],[10,11,5],"h1",{"id":12},"muscular-endurance",[14,15,17],"h4",{"id":16},"definition","Definition",[19,20,21,24,25,28],"p",{},[22,23,5],"strong",{}," is a muscle's capacity to ",[22,26,27],{},"maintain repeated or prolonged contractions without excessive fatigue",". It's distinct from maximal strength (one explosive effort) and pure hypertrophy (size gain). It's measured by the number of reps achievable at a given load.",[30,31],"blockquote",{},[19,33,34],{},"💡 A 100 m sprinter has explosive strength. A marathoner has cardiovascular endurance. A boxer has muscular endurance: maintaining force over multiple rounds.",[36,37],"hr",{},[39,40,42],"h3",{"id":41},"the-2-forms-of-muscular-endurance","The 2 forms of muscular endurance",[44,45,46,61],"table",{},[47,48,49],"thead",{},[50,51,52,56,58],"tr",{},[53,54,55],"th",{},"Type",[53,57,17],{},[53,59,60],{},"Example",[62,63,64,76],"tbody",{},[50,65,66,70,73],{},[67,68,69],"td",{},"Dynamic endurance",[67,71,72],{},"Repeating an effort against a load",[67,74,75],{},"30 push-ups, 100 squats",[50,77,78,81,84],{},[67,79,80],{},"Static endurance",[67,82,83],{},"Holding an isometric position",[67,85,86],{},"2-min plank, dead hang",[36,88],{},[39,90,92],{"id":91},"the-physiological-factors-of-endurance","The physiological factors of endurance",[19,94,95],{},"Several mechanisms determine your endurance:",[97,98,99,106,112,118,124,130],"ul",{},[100,101,102,105],"li",{},[22,103,104],{},"Type I fibers (slow, red)",": fatigue-resistant, key in endurance",[100,107,108,111],{},[22,109,110],{},"Capillary density",": better oxygen supply",[100,113,114,117],{},[22,115,116],{},"Mitochondria",": aerobic energy factories",[100,119,120,123],{},[22,121,122],{},"Glycogen reserves",": fuel under effort",[100,125,126,129],{},[22,127,128],{},"Lactate management",": tolerance to acid burn",[100,131,132,135],{},[22,133,134],{},"Movement efficiency",": less wasted energy",[36,137],{},[39,139,141],{"id":140},"how-to-measure-your-muscular-endurance","How to measure your muscular endurance",[14,143,145],{"id":144},"standard-tests","Standard tests",[97,147,148,154,159,165,171],{},[100,149,150,153],{},[22,151,152],{},"Push-ups",": max in 1 minute",[100,155,156,153],{},[22,157,158],{},"Bodyweight squats",[100,160,161,164],{},[22,162,163],{},"Plank",": time held",[100,166,167,170],{},[22,168,169],{},"Reps at 50% 1RM",": bench press, squat, deadlift",[100,172,173,176],{},[22,174,175],{},"Dead hang",": max time hanging from a bar",[14,178,180],{"id":179},"reference-values-intermediate-level","Reference values (intermediate level)",[44,182,183,199],{},[47,184,185],{},[50,186,187,190,193,196],{},[53,188,189],{},"Test",[53,191,192],{},"Beginner",[53,194,195],{},"Intermediate",[53,197,198],{},"Advanced",[62,200,201,215,229,243],{},[50,202,203,206,209,212],{},[67,204,205],{},"Push-ups (1 min)",[67,207,208],{},"10-20",[67,210,211],{},"30-45",[67,213,214],{},"50+",[50,216,217,220,223,226],{},[67,218,219],{},"Squats (1 min)",[67,221,222],{},"20-30",[67,224,225],{},"40-60",[67,227,228],{},"70+",[50,230,231,234,237,240],{},[67,232,233],{},"Plank (sec)",[67,235,236],{},"30-60",[67,238,239],{},"90-120",[67,241,242],{},"180+",[50,244,245,248,250,252],{},[67,246,247],{},"Dead hang (sec)",[67,249,208],{},[67,251,211],{},[67,253,254],{},"60+",[36,256],{},[39,258,260],{"id":259},"how-to-improve-your-muscular-endurance","How to improve your muscular endurance",[97,262,263,270,276,282,288,294],{},[100,264,265,266,269],{},"✅ ",[22,267,268],{},"15-30+ reps per set"," at moderate load",[100,271,265,272,275],{},[22,273,274],{},"Short rests"," (30-60 sec) to maintain accumulated fatigue",[100,277,265,278,281],{},[22,279,280],{},"2-3 sessions/week"," per targeted muscle group",[100,283,265,284,287],{},[22,285,286],{},"Progressive overload",": more reps, less rest, more sets",[100,289,265,290,293],{},[22,291,292],{},"Vary the formats",": classic sets, supersets, circuits, AMRAP",[100,295,265,296,299],{},[22,297,298],{},"Combine with cardio",": dual aerobic + muscular adaptation",[36,301],{},[39,303,305],{"id":304},"endurance-vs-strength-a-tradeoff","Endurance vs strength: a tradeoff",[19,307,308,309,312],{},"Maximal strength and pure endurance are partly antagonistic adaptations. ",[22,310,311],{},"Concurrent training"," (training both intensely simultaneously) can limit gains in both directions if poorly managed.",[19,314,315],{},"Smart strategies:",[97,317,318,321,324,327],{},[100,319,320],{},"Prioritize one phase per mesocycle (force OR endurance)",[100,322,323],{},"Maintain the other capacity rather than max it",[100,325,326],{},"Spread sessions: strength morning, endurance evening (or different days)",[100,328,329],{},"Periodize over the year",[36,331],{},[39,333,335],{"id":334},"sample-weekly-schedule-for-endurance","Sample weekly schedule for endurance",[97,337,338,344,350,356,362,368,374],{},[100,339,340,343],{},[22,341,342],{},"Mon",": Full body endurance circuit (45 min, 4 rounds)",[100,345,346,349],{},[22,347,348],{},"Tue",": Steady cardio Zone 2 (45-60 min)",[100,351,352,355],{},[22,353,354],{},"Wed",": Active recovery (mobility, walking)",[100,357,358,361],{},[22,359,360],{},"Thu",": Upper body endurance (15-25 reps, short rest)",[100,363,364,367],{},[22,365,366],{},"Fri",": HIIT cardio (20-30 min)",[100,369,370,373],{},[22,371,372],{},"Sat",": Lower body endurance (squats, lunges, glutes 15-30 reps)",[100,375,376,379],{},[22,377,378],{},"Sun",": Total rest",[36,381],{},[39,383,385],{"id":384},"common-mistakes","Common mistakes",[97,387,388,391,394,397,400,403],{},[100,389,390],{},"❌ Confusing muscular endurance and cardiovascular endurance",[100,392,393],{},"❌ Always training in endurance and skipping strength work",[100,395,396],{},"❌ Loads too light = no real muscle stimulus",[100,398,399],{},"❌ Failing technique on the last reps to chase a number",[100,401,402],{},"❌ Skipping progression (always 3×20 same load)",[100,404,405],{},"❌ Ignoring recovery (high volume = a lot of stress)",[36,407],{},[39,409,411],{"id":410},"key-takeaways","Key takeaways",[19,413,414,415,418,419,422,423,426],{},"Muscular endurance is the ",[22,416,417],{},"capacity to repeat or hold a sub-maximal effort",". Crucial for many sports and everyday life. Develop it with ",[22,420,421],{},"15-30+ reps, 30-60% 1RM, short rest, varied formats",". Don't sacrifice maximal strength for it, but don't ignore it either. ",[22,424,425],{},"It's a foundation, not a finality",".",{"title":428,"searchDepth":429,"depth":429,"links":430},"",2,[431,433,434,435,436,437,438,439],{"id":41,"depth":432,"text":42},3,{"id":91,"depth":432,"text":92},{"id":140,"depth":432,"text":141},{"id":259,"depth":432,"text":260},{"id":304,"depth":432,"text":305},{"id":334,"depth":432,"text":335},{"id":384,"depth":432,"text":385},{"id":410,"depth":432,"text":411},"Muscular endurance is a muscle's capacity to sustain repeated or prolonged contractions without excessive fatigue. Foundation of many sports.","md","en","M",{},true,"/lexique/en/muscular-endurance",{"title":5,"description":440},"lexique/en/muscular-endurance","7krCwLBLCei0157PXjLZUFi-QM1_NpJxzMBIy_AI7tY",[451,455,459,463,467,471,475,479,483,487,491,495,499,503,507,511,515,519,523,527,531,535,539,543,547,551,555,559,563,567,571,575,579,583,587,591,595,599,603,607,611,615,619,623,627,631,635,639,643,647,651,655,656,660,664,668,672,676,680,684,688,691,695,699,703,707,711,715,719,723,727,731,735,739,743,747,751,755,759,763,767,771,775,779,783,787,791,795,799],{"title":452,"description":453,"slug":454},"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":456,"description":457,"slug":458},"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":460,"description":461,"slug":462},"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":464,"description":465,"slug":466},"Active recovery","Active recovery uses light activity to speed muscle recovery. Find out how to effectively integrate it into your routine.","active-recovery",{"title":468,"description":469,"slug":470},"Adduction","Adduction is a movement that brings a body part toward the body's midline. Opposite of abduction.","adduction",{"title":472,"description":473,"slug":474},"Aerobic System","The aerobic system produces energy with oxygen, fueling long-duration efforts. It's the foundation of endurance and recovery.","aerobic-system",{"title":476,"description":477,"slug":478},"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":480,"description":481,"slug":482},"Anaerobic System","The anaerobic system produces energy without oxygen — for explosive, intense efforts. Limited but powerful, it fuels strength and sprints.","anaerobic-system",{"title":484,"description":485,"slug":486},"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":488,"description":489,"slug":490},"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":492,"description":493,"slug":494},"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":496,"description":497,"slug":498},"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":500,"description":501,"slug":502},"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":504,"description":505,"slug":506},"Bodyweight","Bodyweight training uses your own body as resistance. No equipment, anywhere, scalable to any level.","bodyweight",{"title":508,"description":509,"slug":510},"Calorie Maintenance","Caloric maintenance is the calorie level keeping your weight stable. Foundation of any nutritional plan.","calorie-maintenance",{"title":512,"description":513,"slug":514},"Calorie Surplus","A caloric surplus means consuming more calories than you burn. Mandatory mechanism for serious muscle building.","calorie-surplus",{"title":516,"description":517,"slug":518},"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":520,"description":521,"slug":522},"Calories","Calories measure the energy provided by food. Understanding your caloric needs is the foundation of every fitness goal.","calories",{"title":524,"description":525,"slug":526},"Carbohydrates","Carbohydrates are the main source of energy for intense training. Discover your needs, the different types and their role in performance.","carbohydrates",{"title":528,"description":529,"slug":530},"Circuit training","Circuit training chains several exercises with little rest. Ideal for burning calories and improving cardiovascular fitness while keeping muscle.","circuit-training",{"title":532,"description":533,"slug":534},"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":536,"description":537,"slug":538},"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":540,"description":541,"slug":542},"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":544,"description":545,"slug":546},"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":548,"description":549,"slug":550},"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":552,"description":553,"slug":554},"Dropset","A dropset extends a set by reducing the load when failure hits. Powerful intensification method for hypertrophy.","dropset",{"title":556,"description":557,"slug":558},"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":560,"description":561,"slug":562},"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":564,"description":565,"slug":566},"Extension","Extension is the anatomical movement that increases the angle between two body segments. Opposite of flexion.","extension",{"title":568,"description":569,"slug":570},"Fat mass","Fat mass is the total weight of fat tissue. Essential for survival, but excess harms health and aesthetics.","fat-mass",{"title":572,"description":573,"slug":574},"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":576,"description":577,"slug":578},"Flexion","Flexion is the anatomical movement that decreases the angle between two body segments. Opposite of extension.","flexion",{"title":580,"description":581,"slug":582},"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":584,"description":585,"slug":586},"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":588,"description":589,"slug":590},"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":592,"description":593,"slug":594},"Hypertrophy","Muscle hypertrophy is the increase in muscle fiber size. It's the primary mechanism behind muscle growth from resistance training.","hypertrophy",{"title":596,"description":597,"slug":598},"Hypertrophy Training","Hypertrophy training aims to maximize muscle growth using moderate loads (65-85% 1RM) with 8-15 repetitions per set.","hypertrophy-training",{"title":600,"description":601,"slug":602},"Intra-workout","Intra-workout refers to nutrition consumed during training to maintain energy, hydration and performance on long sessions.","intra-workout",{"title":604,"description":605,"slug":606},"Isometric","Isometric contraction is when the muscle produces tension without changing length. No visible movement, intense work.","isometric-contraction",{"title":608,"description":609,"slug":610},"Lean mass","Lean mass is everything in your body except fat: muscles, bones, organs, water. A real performance indicator.","lean-mass",{"title":612,"description":613,"slug":614},"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":616,"description":617,"slug":618},"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":620,"description":621,"slug":622},"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":624,"description":625,"slug":626},"Maintenance","Maintenance is the calorie level at which your weight remains stable. The neutral baseline for any nutritional strategy.","maintenance",{"title":628,"description":629,"slug":630},"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":632,"description":633,"slug":634},"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":636,"description":637,"slug":638},"Mesocycle","A mesocycle is a 4-8 week training block with a specific objective (hypertrophy, strength, peak, deload). The cornerstone of periodization.","mesocycle",{"title":640,"description":641,"slug":642},"Microcycle","A microcycle is the smallest planning unit in bodybuilding: generally 1 week of training. This is your weekly routine.","microcycle",{"title":644,"description":645,"slug":646},"Mobility","Mobility is the ability to actively control range of motion. Find out how to improve your mobility to optimize your performance.","mobility",{"title":648,"description":649,"slug":650},"Muscle mass","Muscle mass is the total weight of muscles in the body. Key indicator of strength, metabolism, and longevity.","muscle-mass",{"title":652,"description":653,"slug":654},"Muscular Endurance Training","Muscular endurance training develops the ability to sustain prolonged effort. Light loads, high reps, short rests.","muscular-endurance-training",{"title":5,"description":440,"slug":12},{"title":657,"description":658,"slug":659},"Muscular strength","Muscular strength is the maximum force a muscle (or group) can produce. The fundamental physical quality of any athlete.","muscular-strength",{"title":661,"description":662,"slug":663},"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":665,"description":666,"slug":667},"PR - Personal Record","A PR (Personal Record) is your best performance ever on a movement. The fundamental progress marker.","pr-personal-record",{"title":669,"description":670,"slug":671},"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":673,"description":674,"slug":675},"Periodization","Periodization is the cyclical organization of training into distinct phases to optimize progression, prevent plateaus, and avoid injuries.","periodization",{"title":677,"description":678,"slug":679},"Plateau","A plateau is a period of stagnation despite consistent training. Identifying the cause is the key to breaking it.","plateau",{"title":681,"description":682,"slug":683},"Post-workout","The post-workout is the nutrition right after training to optimize recovery and growth. Protein, carbs, hydration.","post-workout",{"title":685,"description":686,"slug":687},"Pre-workout","The pre-workout is the meal or supplement taken before training to optimize performance. Energy, focus, and pump.","pre-workout",{"title":286,"description":689,"slug":690},"Progressive overload is the foundational principle of training: gradually increasing the demand on your muscles to keep gaining strength and size.","progressive-overload",{"title":692,"description":693,"slug":694},"Protein","Protein is the essential macronutrient for building and repairing muscle. Discover your needs, the best sources and the optimal timing.","protein",{"title":696,"description":697,"slug":698},"Protein powder","Protein powders are concentrated protein supplements. Practical for hitting daily protein needs.","protein-powder",{"title":700,"description":701,"slug":702},"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":704,"description":705,"slug":706},"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":708,"description":709,"slug":710},"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":712,"description":713,"slug":714},"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":716,"description":717,"slug":718},"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":720,"description":721,"slug":722},"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":724,"description":725,"slug":726},"Rest-Pause","Rest-pause is an intensification method using ultra-short pauses to extend a set. Powerful tool for hypertrophy.","rest-pause",{"title":728,"description":729,"slug":730},"Sarcomere","The sarcomere is the basic contractile unit of muscle. Composed of actin and myosin, it produces all your movements.","sarcomere",{"title":732,"description":733,"slug":734},"Series (Sets)","A series (or set) is a group of consecutive reps without rest. The basic unit of training programming.","series-sets",{"title":736,"description":737,"slug":738},"Sleep","Sleep is the most underrated training variable. It's during sleep that recovery, muscle building, and hormonal regulation happen.","sleep",{"title":740,"description":741,"slug":742},"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":744,"description":745,"slug":746},"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":748,"description":749,"slug":750},"Stretching","Stretching improves flexibility and range of motion. Learn about the different types and how to effectively incorporate them into your routine.","stretching",{"title":752,"description":753,"slug":754},"Superset","A superset chains two exercises with no rest between them. Time-efficient method that boosts intensity and density.","superset",{"title":756,"description":757,"slug":758},"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":760,"description":761,"slug":762},"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":764,"description":765,"slug":766},"Tabata","Tabata is a 4-minute HIIT protocol: 20 seconds max effort, 10 seconds rest, 8 rounds. Maximum efficiency in minimum time.","tabata",{"title":768,"description":769,"slug":770},"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":772,"description":773,"slug":774},"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":776,"description":777,"slug":778},"Training frequency","Training frequency defines how many times per week you work a muscle. Discover the optimal frequency to progress.","training-frequency",{"title":780,"description":781,"slug":782},"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":784,"description":785,"slug":786},"Training volume","Training volume represents the total amount of work performed. Discover the optimal volumes per muscle per week to progress.","training-volume",{"title":788,"description":789,"slug":790},"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":792,"description":793,"slug":794},"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":796,"description":797,"slug":798},"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":800,"description":801,"slug":802},"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":804,"en":12,"es":805,"fr":806,"it":807,"pt":805},"kraftausdauer","resistencia-muscular","endurance-musculaire","resistenza-muscolare",1784214982830]