Physical Fitness Stack Exchange
Physical Fitness Stack Exchange

Questions tagged [muscle]

How to safely and effectively build muscle, whether for looks or for strength. Also, how muscles work physiologically.

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When will muscle be cannibalized?

Can you tell me what are all the cases when muscle would be cannibalized? I've heard the two following cases will cannibalize muscle, but I still don't quite understand. Aerobic Exercise Arnold Schwarzenegger says in The New Ecyclopedia of Modern…
JoJo
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Simple tests to detect muscle imbalances between quads and hamstrings

Are there any simple tests you can do at home to check if you have some muscle imbalances between hamstrings and quads? I.e. to test if your quads are too weak compared to your hamstrings or the other way around.
Sarah
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What is the protocol for muscle maintenence (stay the same mass)?

Let's say a bodybuilder has been lifting heavy in the 8-12 rep range, eating a high protein diet, and so has attained substantial muscle mass. Now the bodybuilder would like to just maintain the same muscle mass. How should the exercises and diet…
JoJo
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V sit Vs L sit: Muscles involved

I would like to know the muscles that are involved while doing a V sit Vs doing L sit. Is one a progression over the other? Trying V sit for just 15 seconds cause my quads to ache. Is that a weakness exposed? Thanks.
Arn
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Muscles shake irregularly during workout?

I've been working out for a while now and I realized that my muscles shake whenever I lift weight. It doesn't seem like it's because of the weight. I could halve the weight on a bench press bar and I would still shake. I still always get through…
user3314295
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Should I perform exercises in full range of motion if my goal is to build muscle

I'm quite experienced in fitness and bodybuilding by that I mean I have been lifting weights for about 5 years, I'm not professional nor fitness "guru" or expert in anyway but I'm still always asking myself if I should go full range of motion when…
Erasus
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What is the cheapest, quickest way to gain some basic muscle?

I am a 26 year old male. I weigh about 80 kilograms (180 pounds) and stand at 183cm tall (slightly over 6 feet). I seem to have a very fast metabolism based on my lack of exercise and high fat/sugar diet and no weight gain. I'm not looking to build…
Matt Bronson
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Does sensation actually mean recruitment?

If when lifting a weight, I feel the muscle being tight, does it actually mean those muscles are more recruited? How accurate is sensation as an indicator for muscle recruitment?
tryst with freedom
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Rumble Roller question

Recently I bought a rumble roller. I use it primarily for Hamstring and Quads muscles. Is it safe to use it 3-4 times a week ? How much times a week it is recommended to use a rumble roller ? Thanks.
colge
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Periodicity of Muscle Mass

Once someone reaches a certain muscle state, if they undergo muscular atrophy and lose it, is it easier to get back to it than if they had never reached it. Is this a biological effect and if so is there a name for it? Any scholarly sources would…
mt88
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Can I do anything about an uneven six-pack?

I have an uneven six-pack and have been pushing it hard, hoping it will grow evenly. I've been training for 8 months, and there isn't any difference yet. My abs are still uneven. A trainer told me that is genetic, but I really hope there is some way…
Jie Liang
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How to build muscles to avoid "love handles" (?) near the underarm?

A number of fit women have something similar to "love handles" (not sure how to call it; see the pictures) in front of the torso near the underarms. They are visible when strapless dresses are worn. What muscle should one work on to make them…
Yulia V
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Do different parts of your body have different fast twitch / slow twitch muscle composition?

Would someone have a different fast/slow twitch muscle ratio in their chest versus their legs?
Bear Bile Farming is Torture
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which muscle group controls the movement of your torso?

For example, if I curve my spine, which muscle group am I using?
Bear Bile Farming is Torture
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Can your muscle composition (fast / slow twitch) be altered?

Is this composition determined entirely by genetics? Or can training a certain way altered the composition? Can someone go from 70/30 fast/slow to 30/70 fast/slow?
Bear Bile Farming is Torture
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