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What’s the Difference Between ‘Lean’ and ‘Bulk’ Muscle — and Which Should You Aim For?
The misconception that muscle can be lean or bulky lies in its appearance. “When people (say ‘lean’), they’re usually ...
Muscle contraction is the tightening, shortening, or lengthening of muscles when you do some activity. It can happen when you hold or pick up something, or when you stretch or exercise with weights.
Skeletal muscle is the type of muscle that controls movement. Problems with these muscles can be minor, life-threatening, or ongoing problems that make it hard to perform basic daily activities.
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