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10
votes
2answers
736 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 ...
3
votes
1answer
453 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 ...
3
votes
2answers
323 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 ...
3
votes
1answer
1k 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 ...
2
votes
2answers
75 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 ...
1
vote
1answer
106 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
282 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 ...