Questions tagged [muscle-loss]

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16
votes
0answers
393 views

Losing Lean Muscle Mass (Detraining)

I have never fully understood how this exactly works. These questions pertain to the long term effects of strength training only. Basic Physiology of Hypertrophy (what is understood) During muscle ...
11
votes
2answers
3k views

During muscle loss, are muscle fibers destroyed or do they just shrink?

I read somewhere that muscle fibers stay around when you lose muscle but that they only shrink (hence why people can more quickly re-add muscle after a long break than when they first put it on). Is ...
7
votes
3answers
4k views

Unexplained muscle mass loss

Recently my gym bought a fat analyzer (InBody scanner). I have used it twice now. I'm a bit perplexed and disappointed by the results. A little back story: I'm 39. I've been maintaining the same ...
5
votes
1answer
296 views

Preserve muscles while fasting

Within 10 days, the fasting month of muslims will start ( Ramadan Month). In this month muslims fast all the day( not eating or drinking from morning till the sun set). So in such a case what is the ...
5
votes
1answer
633 views

If I build up my muscles and then don't use them for a while, then will the "build-up" regress after a while?

And if so, is regression more powerful if I build up my muscles from, say, the 90th percentile to the 99th percentile as compared to from the 30th percentile to the 50th percentile? As in, is the "...
4
votes
1answer
140 views

Gaining Fat, Losing Muscle?

So I am working out for around 1 and a half years now, about 1 year ago I started tracking my body fat and my muscle percentage. It both was stable at 14% fat and 44.5% muscle. Last two weeks I ...
4
votes
1answer
2k views

Does high intake of protein while in catabolic mode prevent muscle loss?

This might seem like an obvious question, but I'm currently exercising a lot and losing a lot of weight (through diet), and I'm afraid that shedding this much weight that I'm putting myself in a ...
3
votes
2answers
212 views

Can you actually lose strength from exercising (for example, if you don't get enough food)?

As far I understand, typical muscle growth from excercise occurs as follows: - cause microdamage in muscles with heavy excercise - microdamage is repaired by your body and a bit of extra muscle tissue ...
3
votes
2answers
458 views

Do bodybuilders lose muscle mass faster than powerlifters?

I understood that people who train for mass (a.k.a bodybuilders) have a different muscle composition then people who train for strength (a.k.a powerlifters). Bodybuilders have more non-contractive ...
3
votes
2answers
210 views

How to lose muscle weight to improve endurance?

I am a formerly overweight person who has lost weight and is interested in endurance sports such as distance running. I feel my previous overweight frame has left me with chunky/rounded calf muscles ...
3
votes
2answers
381 views

What plyometric exercises can a person on crutches do?

I have recently fractured my fifth metatarsal while playing football (soccer) and so my usual weekly exercise of running, weightlifting, and football will have to be put on hold for some time. I am ...
2
votes
3answers
8k views

How can I lose muscle mass in my quads and ham strings (thighs?)

I would really appreciate the help on how to lose muscle mass in the thigh area? Ever since I recovered from weight loss (40kg back up to 46kg, age 20, female, 1.66m), I started taking lysine and ...
2
votes
2answers
180 views

How to calculate muscle loss during weight loss from body fat over time?

I want to calculate muscle loss during losing weight from body fat recorded over time. Let, during time t1, the recorded weight and body fat percentage are w1 and f1 consecutively, and during time t1,...
1
vote
2answers
141 views

How do I lose muscle and fat in my thighs?

I am struggling with how thick and large my thighs are and I really want to slim them down. How do I do this? I power walk on the treadmill for an hour a day and sometimes I do endurance running but I ...
1
vote
1answer
297 views

No carbs before sleep. But how long before?

Facts You need carbs (preferebaly fast absorbing type) after a full on gym session to fuel the muscle and stop the body from losing muscle. It's always recomended not to take carbs before sleep. (I ...
1
vote
2answers
170 views

Does losing 6kg weight and 2.5kg body fat mean you've lost 3.5kg of muscle?

I've recently dropped from 85kg 16.5% body fat to 79kg and 14.5% body fat. Does that mean that I had: 14kg of body fat (16.5% of 85) And now I have: 11.5kg of body fat (14.5% of 79) Meaning that ...
1
vote
2answers
477 views

How is energy derived from muscle, fat and glucose at different intensities?

I have learned that during aerobic exercising the body converts different sources of energy: glucose, fat and muscle. However, different ratios are used in different situations. So what are the ...
1
vote
0answers
65 views

Going on a 2 month exchange program and I don't know what will happen to my muscle gains

This December I'm leaving for an exchange program in the United States in which I will be spending 1 month in a family home in California, and the rest of the time touring around the country. The ...