Muscle hypertrophy involves an increase in size of muscle through a growth in size of its cells. Two factors contribute to hypertrophy: sarcoplasmic hypertrophy, which focuses more on increased muscle glycogen storage; and myofibrillar hypertrophy, which focuses more on increased myofibril size.

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Neural Adaptation Training vs. Hypertrophy Training?

I see training broken up as neural adaptation and hypertrophy. One type of training allows your nervous system to fire at a maximum level while the latter allows you to build size and muscle. The ...
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Does muscle mass help or hurt for powerlifting and other strength sports?

When training for powerlifting, olympic lifting, strongman events, etc., the majority of training cycles in an overall program would be focused on strength (myofibular hypertrophy) and perhaps power. ...
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What scientific evidence says cables build less muscle than free weights?

Look at any classic bodybuilding book or DVD and it will say free weights are superior to cables (and machines) for muscular hypertrophy. Joe Weider and Arnold Schwarzenegger are two famous proponents ...
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Alternative calf exercises

I feel like my calves aren't gaining size proportionally to the rest of my body. In terms of leg exercises, I do all the regular stuff like deadlifts, squats, and a bunch of isolation exercises, ...
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What is the function of myosatellite cells, and how do they relate to performance?

Three questions pertaining to myosatellite cells: What are myosatellite cells? What function do they have in the muscles? How do they relate to performance?
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Less sleep the night before, in order to sleep more the night after a strength workout

I know about the importance of good sleep after strength workouts, due to the release of growth hormone during deep sleep. No matter how hard I try, my body refuses to sleep more than 6 hours. Going ...
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Is the muscle pump after exercise due to increased cellular Na (due to reduced ATP availability)?

Cellular hypoxia leads to reduced ATP, resulting in Na/K ATPase down regulation reducing the activity of the Na/K pump. (edit removed the original link since I'm limited to two links in a question ...
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Should rep range be determined by muscle fiber composition?

There are many people, including Arnold Schwarzenegger and Hodge Twins, who say that endurance and stabilizer muscles should be worked out at high rep ranges (16+) for optimal hypertrophy. Their ...