3
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1answer
390 views

How often should one take breaks when lifting weights for muscle size gain?

All the literature seems to suggest I should do between 4 to 5 sets of bench presses, but after my third set or so, I start to feel very exhausted, often to the point where I couldn't even complete a ...
1
vote
1answer
884 views

Does the amount of breathing (holding breath/breathing fast) affect the calories burned during a workout (not heavylifting)?

Why I even think it could have any effect: maybe when the body has deficit of the oxygen, the burning reaction modifies to burn more sugar/fat/whatever (i.e. instead of burning each molecule ...