THIS Is How to Lose Fat & Build Muscle (at the same time)

Body Hub
7 Jun 202412:52

Summary

TLDRDiscover the surprising possibility of building muscle and losing fat simultaneously. This video dives into the science that challenges traditional bodybuilding methods, revealing how proper nutrition and training can achieve body recomposition. Key insights include the inefficacy of excessive calorie surpluses, the unique potential for muscle growth in a calorie deficit, and the benefits of high protein intake. Learn about the optimal strategies for different fitness levels and body types, and explore practical steps to optimize your fitness journey. Stay tuned for more advanced fitness and nutrition tips.

Takeaways

  • 💪 Building muscle and losing fat simultaneously is possible, contrary to traditional beliefs in the fitness world.
  • 📊 A 2013 study by GTH and colleagues showed that simply increasing calorie intake does not necessarily lead to increased muscle mass and can result in fat accumulation.
  • 🔄 The traditional bulking and cutting cycle may not be as effective as believed, with diminishing returns on muscle gain from excessive calorie surplus.
  • 🏋️‍♂️ Muscle growth (hypertrophy) requires resistance training and adequate protein intake for repair and growth.
  • 🔥 Fat loss occurs through a calorie deficit, where the body burns stored fat for energy.
  • 🚫 The belief that muscle growth and fat loss cannot happen at the same time is debunked by understanding different metabolic pathways of muscle and fat tissues.
  • 🌟 Beginners, those with higher body fat percentages, and individuals returning to fitness after a break can particularly benefit from body recomposition strategies.
  • 📉 A moderate calorie deficit, combined with high protein intake and well-designed training, can lead to muscle hypertrophy even for those not in a caloric surplus.
  • 🍽️ A balanced diet rich in protein and nutrients, along with rigorous training, can fuel muscle growth without excessive calorie consumption.
  • 🛠️ Key steps for successful recomposition include structured training, setting clear goals, adjusting caloric intake, emphasizing protein, and paying attention to recovery and nutrient timing.
  • 💊 For advanced individuals, optimizing sleep, workout nutrition, and considering supplements like protein powder, creatine, and caffeine can further enhance recomposition efforts.

Q & A

  • Is it possible to build muscle and lose fat at the same time?

    -Yes, recent studies suggest that it is possible to build muscle and lose fat simultaneously through proper nutrition, particularly high protein intake, and a well-designed training program.

  • What does the 2013 study by GTH and colleagues suggest about muscle gain and calorie intake?

    -The study suggests that merely increasing calorie intake does not guarantee an increase in muscle mass and often results in more fat accumulation, questioning the effectiveness of traditional bulking practices.

  • Why has the bulking and cutting approach been so popular in bodybuilding?

    -The bulking and cutting approach has been popular because it traditionally involves consuming a significant calorie surplus to fuel muscle growth, followed by a cutting phase to shed excess fat while attempting to retain muscle mass.

  • What is the process called through which muscles grow?

    -Muscles grow through a process called hypertrophy, which requires a stimulus from resistance training and the building blocks for repair and growth, primarily proteins and energy from calories.

  • What is the critical aspect often overlooked in the traditional belief of muscle growth and fat loss?

    -The critical aspect often overlooked is that muscle and fat tissues operate through different metabolic pathways, meaning it's possible to provide enough nutrients for muscle growth while the body uses stored fat for energy during a caloric deficit.

  • Who can benefit most from a body recomposition strategy?

    -Beginners to strength training, people with higher body fat percentages, and individuals returning to fitness after a break can benefit most from a body recomposition strategy.

  • What is the impact of anabolic steroids on muscle growth and fat metabolism?

    -Anabolic steroids significantly impact muscle hypertrophy and metabolic processes, enhancing muscle building capacity and fat burning efficiency when combined with exercise, but they come with severe health risks.

  • What are the five key steps to achieve body recomposition?

    -The five key steps are: 1) A well-structured training regimen emphasizing progressive overload, 2) Setting a clear fitness goal, 3) Adjusting caloric intake, 4) High protein intake, and 5) Paying attention to details like sleep, stress management, and nutrient timing.

  • How does progressive overload contribute to muscle hypertrophy?

    -Progressive overload involves gradually increasing the weight, frequency, or intensity of workouts over time, challenging muscles to adapt and grow stronger, which is essential for stimulating muscle hypertrophy.

  • What is the recommended daily protein intake for body recomposition?

    -Aim for at least 1.6 to 2.2 grams of protein per kilogram of body weight per day, distributing intake evenly across meals to maximize muscle protein synthesis.

  • Why is sleep important in the context of body recomposition?

    -Adequate sleep is crucial as it's during rest that the body repairs and grows, supporting recovery, hormonal balance, and overall health, which are essential for muscle growth and fat loss.

Outlines

00:00

💪 Myths of Bulking and Cutting

This paragraph delves into the traditional fitness approach of 'bulking and cutting,' questioning its effectiveness through recent scientific insights. It highlights a 2013 study that disputes the necessity of massive calorie surpluses for muscle gain, suggesting that overfeeding often leads to fat accumulation rather than muscle growth. The paragraph introduces the concept of building muscle and losing fat simultaneously, contrary to the conventional wisdom. It explains muscle growth through hypertrophy, requiring resistance training and adequate protein intake, and contrasts it with fat loss, which requires a calorie deficit. The traditional bulking and cutting cycle is critiqued for being challenging and not suitable for everyone, proposing a recomposition strategy as a more sustainable alternative.

05:01

🏋️‍♂️ Recomposition for Beginners and Those with Higher Body Fat

The second paragraph focuses on the potential for muscle hypertrophy and fat loss in specific groups, such as beginners, individuals with higher body fat percentages, and those returning to fitness after a break. It discusses 'newbie gains,' where novices can achieve significant muscle development with minimal exercise due to their body's peak responsiveness. The paragraph also addresses the advantage of having a higher body fat percentage, as it provides an energy reserve that can support muscle synthesis during a calorie deficit. It mentions expert insights suggesting that individuals with more body fat can gain lean muscle during bulking phases without a caloric surplus. The concept of muscle memory is introduced for those returning to fitness, which allows for rapid muscle regain. Lastly, it touches on the impact of anabolic steroids on muscle growth and metabolism, warning of their health risks.

10:03

🥗 Steps to Successful Body Recomposition

The final paragraph outlines a five-step approach to achieving body recomposition. It emphasizes the importance of a well-structured training regimen with progressive overload to stimulate muscle growth. Setting clear fitness goals is highlighted as a way to tailor diet and training intensity. The paragraph underscores the significance of caloric intake, suggesting slight surpluses for muscle growth and careful deficits for fat loss. Protein intake is identified as crucial, recommending 1.6 to 2.2 grams per kilogram of body weight daily. The importance of sleep, stress management, and nutrient timing for workout performance and recovery is discussed. Finally, the paragraph suggests optimization strategies for those beyond the beginner stage, including focusing on workout nutrition and considering supplements like protein powder, creatine, and caffeine to enhance recomposition efforts.

Mindmap

Keywords

💡Hypertrophy

Hypertrophy refers to the increase in muscle size due to the growth of muscle fibers. It is the process through which muscles grow in response to resistance training, requiring a stimulus and the necessary nutrients for repair and growth. In the video, hypertrophy is central to the theme of building muscle while losing fat, as it is the biological mechanism that allows for muscle growth.

💡Caloric Surplus

A caloric surplus is a state where an individual consumes more calories than they expend. Traditionally, it is believed to be necessary for muscle growth, as it provides the extra energy needed for muscle repair and growth. However, the video challenges this notion by suggesting that a mere increase in calorie intake does not necessarily lead to increased muscle mass but can result in fat accumulation.

💡Caloric Deficit

A caloric deficit is the opposite of a surplus, where an individual burns more calories than they consume. This is typically associated with fat loss, as the body is forced to use stored fat for energy. The video discusses how it's possible to achieve muscle hypertrophy even in a caloric deficit, which is a key concept in the recomposition strategy.

💡Bulking

Bulking is a traditional bodybuilding practice where individuals consume a significant caloric surplus to promote muscle growth. The video script discusses how this approach may not be as effective as previously thought, as it often leads to excessive fat gain alongside muscle growth.

💡Cutting

Cutting is the phase that follows bulking, where an individual reduces their calorie intake to shed the excess fat gained during the bulking phase while trying to retain muscle mass. The video suggests that this cycle may not be necessary for everyone and that recomposition offers an alternative approach.

💡Protein Intake

Protein intake is essential for muscle repair and growth. The video emphasizes the importance of a high-protein diet in the recomposition process, as it supports muscle synthesis and has a higher thermic effect, aiding in fat loss. The script suggests a protein intake of 1.6 to 2.2 grams per kilogram of body weight per day.

💡Progressive Overload

Progressive overload is a training principle where the weight, frequency, or intensity of workouts is gradually increased over time to continually challenge the muscles and stimulate growth. The video script highlights this concept as a foundational aspect of the recomposition process, as it is necessary to push the muscles to adapt and grow.

💡Recomposition

Recomposition is the process of building muscle and losing fat simultaneously. The video presents recomposition as a realistic goal for most people, emphasizing that it is not about following outdated myths but understanding the body's metabolic pathways and optimizing training and nutrition.

💡Newbie Gains

Newbie gains refer to the significant muscle development that can occur in beginners who are new to strength training. The video script mentions that beginners' bodies are highly responsive to even minimal exercise, making them ideal candidates for recomposition due to their potential for rapid muscle growth.

💡Muscle Memory

Muscle memory is the concept where the body can quickly rebuild previously lost muscle mass due to the cells' retained memory of their past strength and size. The video discusses how individuals returning to fitness after a break can benefit from muscle memory, allowing for accelerated muscle regain and fat loss.

💡Anabolic Steroids

Anabolic steroids are synthetic substances that mimic the effects of testosterone and can significantly impact muscle hypertrophy and fat metabolism. The video script briefly mentions their profound effects on muscle growth and fat burning efficiency but also warns of the severe health risks associated with their use.

Highlights

Building muscle and losing fat simultaneously is possible, contrary to traditional beliefs in the fitness world.

A 2013 study by GTH and colleagues challenges the effectiveness of overfeeding for muscle gain, suggesting it leads to more fat accumulation.

The relationship between calorie surplus and muscle gain is not as direct as previously thought, with a point of diminishing returns.

Traditional bulking and cutting cycles may not be suitable for everyone's lifestyle or fitness goals.

Muscles grow through hypertrophy, requiring resistance training and adequate protein intake.

Creating a calorie deficit can lead to fat loss while still supporting muscle growth through different metabolic pathways.

Recent studies support the possibility of muscle hypertrophy even in a calorie deficit with proper nutrition and training.

The impact of energy deficits on lean mass is significant only beyond a daily deficit of approximately 500 calories.

Beginners, people with higher body fat percentages, and those returning to fitness after a break can benefit most from body recomposition.

Bulking and cutting should not be entirely dismissed but rather understood in the context of body composition goals.

A balanced diet rich in proteins and a rigorous training regimen can fuel muscle growth without excessive calorie consumption.

Recomposition is the process of building muscle and losing fat at the same time, a realistic goal for most people.

Newcomers to strength training can experience significant muscle development with minimal exercise, known as 'Newbie gains'.

Individuals with higher body fat percentages can utilize stored fat to support muscle synthesis during dieting.

Muscle memory offers a significant advantage for those re-entering fitness, allowing for accelerated muscle regain.

Anabolic steroids, despite health risks, can impact muscle hypertrophy and metabolic processes, enhancing muscle building and fat burning.

Five key steps for successful recomposition include a well-structured training regimen, setting clear goals, adjusting caloric intake, prioritizing protein, and paying attention to recovery and nutrition timing.

Optimization through sleep, stress management, and nutrient timing is crucial for enhancing workout performance and recovery.

Supplements like protein powder, creatine, and caffeine can make a significant difference in advanced recomposition efforts.

Body recomposition is a realistic goal with the right approach, focusing on health and strength, not just appearance.

Transcripts

play00:00

have you ever wondered if it's possible

play00:01

to get stronger and leaner at the same

play00:04

time the answer might surprise you today

play00:07

we're diving deep into a topic that

play00:09

sparked endless debates in the Fitness

play00:12

World how to build muscle and at the

play00:14

same time lose fat stick around because

play00:17

what we're about to uncover could

play00:19

completely change the way you approach

play00:21

your fitness goals many believe that to

play00:24

pack on muscle you need to bulk up and

play00:26

to shed fat you need to slim down this

play00:28

idea stems from old school bodybuilding

play00:31

where massive calorie surpluses were

play00:33

seen as essential but guess what recent

play00:36

science is turning this notion on its

play00:39

head a study conducted by GTH and

play00:41

colleagues in 2013 shed light on the

play00:44

efficiency of over feeding in muscle

play00:47

gain it suggests that merely increasing

play00:50

calorie intake does not guarantee an

play00:52

increase in muscle mass instead it often

play00:55

results in more fat accumulation this

play00:58

Insight is significant as it questions

play01:00

the effectiveness of the bulking phase

play01:03

as traditionally practiced furthermore

play01:05

the study implies that the relationship

play01:07

between calorie Surplus and muscle gain

play01:10

is not as straightforward as previously

play01:12

thought and that there may be a point of

play01:13

diminishing returns where additional

play01:15

calories contribute more to Fat than to

play01:17

muscle so does this mean the end of

play01:20

bulking and cutting not quite but it

play01:23

does open up a new possibility building

play01:26

muscle and losing fat simultaneously

play01:29

diving deep deeper into the myth of

play01:31

bulking and cutting it's essential to

play01:33

understand why this approach has been so

play01:35

popular traditionally bulking up

play01:38

involves consuming a significant calorie

play01:40

Surplus to fuel muscle growth followed

play01:42

by a cutting phase to shed the excess

play01:44

fat while attempting to retain as much

play01:47

muscle as possible this cycle is a

play01:49

staple in bodybuilding circles aiming

play01:51

for that perfect stage ready physique

play01:54

but here's the catch this process is not

play01:57

only challenging but also not suited for

play01:59

every 's lifestyle or goals let's break

play02:02

down the science behind muscle growth

play02:04

and fat loss muscles grow through a

play02:07

process called hypertrophy which

play02:09

requires two things a stimulus from

play02:11

resistance training and the building

play02:14

blocks for repair and growth primarily

play02:17

proteins and to a lesser extent the

play02:19

energy from calories on the other hand

play02:21

losing fat involves creating a calorie

play02:24

deficit where you burn more calories

play02:26

than you consume forcing your body to

play02:28

tap into stored f B for energy now the

play02:31

traditional belief has been that these

play02:34

two processes cannot happen

play02:36

simultaneously because one requires a

play02:38

caloric Surplus while the other one

play02:40

needs a caloric deficit however this

play02:43

overlooks a critical aspect of how our

play02:46

bodies work muscle and fat tissues

play02:48

indeed operate through different

play02:50

metabolic pathways meaning it's possible

play02:53

to provide enough nutrients and energy

play02:54

for muscle growth while your body uses

play02:56

stored fat to make up for a caloric

play02:59

deficit else Ware and actually recent

play03:01

Studies have supported this showing that

play03:04

with proper nutrition particularly high

play03:06

protein intake and a well-designed

play03:08

training program individuals can achieve

play03:10

muscle hypertrophy even in a calorie

play03:12

deficit but don't get me wrong while

play03:15

energy deficits lead to smaller gains in

play03:17

lean mass and strength the negative

play03:20

impact on lean mass was significant only

play03:22

Beyond a daily energy deficit of

play03:24

approximately 500 calories the study

play03:27

also highlights the unique potential for

play03:29

muscle hyper rophy and caloric deficit

play03:31

conditions this is especially true for

play03:33

beginners people returning to Fitness

play03:35

after a break and those with higher body

play03:38

fat percentages these groups have the

play03:40

most to gain from a body recomposition

play03:43

strategy where they can see significant

play03:45

changes in muscle mass and fat loss

play03:47

within the same period the idea here

play03:50

isn't to dismiss bulking and cutting

play03:52

entirely but to introduce a better

play03:54

understanding of body composition for

play03:56

many the goal isn't to become a

play03:58

competitive bodybuilder but to look and

play04:01

feel better improve health and increase

play04:03

strength and endurance if you have these

play04:05

goals entering a massive caloric Surplus

play04:08

may just lead to unnecessary fat gain so

play04:11

you're going to have to work double time

play04:13

to cut the excess gain in essence by

play04:16

focusing on a balanced diet rich in

play04:18

proteins and nutrients and coupling it

play04:21

with a rigorous training regimen you can

play04:23

fuel your muscles for growth without the

play04:26

need for excessive calorie consumption

play04:28

this approach not only simplifies the

play04:30

process but also makes it more

play04:32

attainable and sustainable for the

play04:34

average person looking to improve their

play04:36

physical health and appearance all right

play04:38

we've laid down the groundwork and the

play04:40

science behind muscle building which

play04:42

leads us to discuss our concept of focus

play04:47

recomposition recomposition is simply

play04:50

the process of building muscle and

play04:51

losing fat at the same time it may sound

play04:55

like a pipe dream but in truth it's a

play04:57

realistic goal for almost every everyone

play05:00

who can benefit most from recomposition

play05:03

one beginners are newcomers to strength

play05:06

training if you're just starting your

play05:08

fitness journey your body is at its peak

play05:11

for muscle growth responsiveness this is

play05:13

what we call Newbie gains where even

play05:16

minimal exercise stimulus can lead to

play05:18

significant muscle development moreover

play05:21

beginners often have a higher body fat

play05:23

percentage providing a vast energy

play05:25

Reserve that the body can utilize

play05:27

enabling both fat loss and muscle gain

play05:29

pain simultaneously two people with

play05:32

higher body fat percentages those who

play05:35

carry extra fat can support muscle

play05:37

synthesis by burning fat reserves to

play05:39

make up for the caloric deficit induced

play05:41

by dieting assuming protein intake is

play05:43

adequate to support muscle repair and

play05:46

growth further discussions on the topic

play05:49

based on insights from experts like Eric

play05:51

Trexler PhD and Greg Knuckles ma

play05:55

indicate that individuals with higher

play05:57

body fat percentages may experience

play05:59

leaner muscle gains during bulking

play06:02

phases this is due to their substantial

play06:04

energy reserves from stored fat which

play06:06

can be utilized to support muscle

play06:08

synthesis in the absence of a caloric

play06:11

Surplus this challenges the conventional

play06:13

wisdom around bulking and suggests that

play06:16

individuals with higher body fat can

play06:18

effectively engage in body recomposition

play06:20

without adhering strictly to bulking and

play06:22

cutting Cycles three individuals

play06:25

returning to Fitness for those

play06:28

re-entering the fitness scene after a

play06:30

Hiatus muscle memory offers a

play06:32

significant Advantage this concept

play06:35

refers to the body's capability to

play06:37

quickly rebuild previously lost muscle

play06:40

mass due to the cell's retained memory

play06:42

of their past strength and size this

play06:45

accelerated muscle regain often

play06:47

accompanied by fat loss with careful

play06:49

nutrition makes recomposition a likely

play06:52

outcome for the comeback crowd users of

play06:55

anabolic steroids despite the

play06:58

considerable health risks and ethical

play07:00

concerns associated with their use

play07:03

anabolic steroids have a profound impact

play07:06

on muscle growth and fat Metabolism from

play07:08

a physiological perspective here's a

play07:11

study from 2020 indeed anabolic

play07:14

androgenic steroids or AAS significantly

play07:18

impact muscle hypertrophy and metabolic

play07:21

processes enhancing muscle building

play07:23

capacity and fat burning efficiency when

play07:25

combined with exercise however their use

play07:28

comes with severe health risks including

play07:31

potential cardiovascular disease insulin

play07:34

resistance and metabolic syndrome

play07:37

alterations now the question is how can

play07:40

you make this happen it boils down to

play07:43

five key Steps step one training is key

play07:47

the foundation of recomposition is a

play07:49

well structured training regimen that

play07:51

emphasizes Progressive overload

play07:54

Progressive overload involves gradually

play07:56

increasing the weight frequency or

play07:58

intensity of your workouts over time

play08:01

challenging your muscles to adapt and

play08:03

grow stronger it's not just about

play08:05

lifting weights it's about

play08:06

systematically pushing your boundaries

play08:08

to stimulate muscle hypertrophy without

play08:11

this stimulus muscles won't grow

play08:14

regardless of how optimized your diet

play08:16

may be incorporate a variety of compound

play08:18

and isolation exercise to Target all

play08:21

muscle groups effectively and ensure

play08:23

your consistently increasing the

play08:25

challenge to keep the muscles adapting

play08:27

step two set a prime mem goal having a

play08:31

clear objective in mind simplifies

play08:33

decision making around your Fitness

play08:35

strategy if muscle gain is your priority

play08:38

your approach to diet and training will

play08:41

differ slightly from someone whose

play08:42

primary goal is Fat Loss identifying

play08:45

this goal helps tailor your calorie

play08:47

intake and workout intensity for those

play08:49

looking to bulk up focusing on lifting

play08:52

heavier weights and eating slightly more

play08:55

calories than maintenance level can fuel

play08:57

muscle growth conversely if if shredding

play09:00

fat is the aim then try to combine

play09:03

strength training and cardio and for

play09:05

your diet a moderate calorie deficit is

play09:08

much preferred step three adjust your

play09:10

calories and speaking of calories your

play09:13

caloric intake is crucial in determining

play09:15

whether you gain muscle lose fat or

play09:18

achieve both simultaneously to gain

play09:20

muscle without accumulating too much fat

play09:23

aim for a slight caloric Surplus just

play09:26

enough to support muscle synthesis

play09:28

without overdoing for fat loss A careful

play09:31

caloric deficit that allows your body to

play09:33

burn fat for energy while still having

play09:35

enough nutrients to support muscle

play09:37

maintenance is key calculating your

play09:39

maintenance calories how many calories

play09:41

you burn in a day and adjusting from

play09:43

there based on your goal is a strategic

play09:46

approach this adjustment doesn't have to

play09:48

be drastic small sustainable changes are

play09:52

often more effective and manageable in

play09:54

the long run step four protein is your

play09:57

friend high protein in intake is

play10:00

non-negotiable in Body recomposition

play10:03

Protein not only supports muscle repair

play10:05

and growth but also has a higher thermic

play10:08

effect meaning it burns more calories

play10:10

during digestion compared to fats and

play10:13

carbohydrates this can Aid in Fat Loss

play10:16

aim for at least 1.6 to 2.2 g of protein

play10:19

per kilogram of body weight per day

play10:21

Distributing intake evenly across meals

play10:24

to maximize muscle protein synthesis opt

play10:27

for quality protein sources like like

play10:29

lean meats fish Dairy legumes and

play10:32

protein supplements to meet your daily

play10:34

needs step five pay attention to the

play10:38

details the devil is in the details when

play10:41

it comes to fine-tuning your body's

play10:43

composition adequate sleep comes out on

play10:46

top since it's during rest that your

play10:48

body repairs and grows try to have 7 to

play10:51

9 hours per night to support recovery

play10:53

hormonal balance and overall health

play10:56

managing stress is equally important as

play10:58

chronic stress can hinder muscle growth

play11:01

and promote fat storage especially

play11:03

around your stomach area lastly nutrient

play11:06

timing eating the right Foods at the

play11:09

right times this will enhance your

play11:11

workout performance and Recovery while

play11:13

it's not as critical as total daily

play11:15

intake consuming a mix of proteins and

play11:18

carbohydrates before and after workouts

play11:20

can help fuel exercise sessions and Aid

play11:23

in muscle repair you now have the goods

play11:26

to go for a smooth recomposition process

play11:29

process but it's not totally complete

play11:32

yet the final piece of the puzzle is

play11:35

none other than optimization especially

play11:37

for those beyond the beginner stage

play11:40

sleep more focus on Parry workout

play11:43

nutrition and consider supplements like

play11:46

protein powder creatine and caffeine

play11:49

these small adjustments can make a big

play11:51

difference in your recomposition efforts

play11:54

so is body recomposition a realistic

play11:58

goal abs abolutely with the right

play12:01

approach nearly anyone can build muscle

play12:03

and lose fat at the same time it's not

play12:06

about following outdated myths but

play12:08

understanding how your body works and

play12:10

optimizing your training and nutrition

play12:13

accordingly remember it's not just about

play12:16

looking good it's about being healthy

play12:18

and strong now what if I told you that

play12:21

the secrets to unlocking your full

play12:23

potential don't stop there what if there

play12:25

were more advanced strategies hidden

play12:28

tips and fitness myths waiting to be

play12:31

debunked well guess what there are stay

play12:35

tuned because in our next video we're

play12:37

diving even deeper into the science of

play12:40

Fitness and Nutrition we'll uncover the

play12:43

Lesser known truths that could catapult

play12:46

your progress to levels you've never

play12:48

imagined

Rate This

5.0 / 5 (0 votes)

相关标签
Muscle BuildingFat LossFitness GoalsBody RecompositionNutrition TipsWorkout RoutinesProtein IntakeCaloric DeficitHealth BenefitsFitness MythsTraining Advice
您是否需要英文摘要?