If your fitness goal is to up the ante on endurance, pack more power into your sprint, or supercharge your strength gains in the gym, it’s worth exploring – what are the different muscle fiber types?

Answer: There are various types of contractions. A concentric contraction is when the muscle shortens as it overcomes resistance, such as in an upward curl with a weight. An eccentric contraction is ...

New research has shown one type of muscle contraction is most effective at increasing muscle strength and muscle size -- and rather than lifting weights, the emphasis should be on lowering them. Good ...

- Muscle cells, also known as myocytes, are specialized cells designed for contraction and force production. Skeletal Muscle Cells: These cells are long, cylindrical, and have a striated (or striped) ...

Neuroscientists report that they can inhibit muscle contractions by shining light on spinal cord neurons. The researchers studied mice in which a light-sensitive protein that promotes neural activity ...

What they’re really asking is why they don’t seem to be improving with their exercise program. They exercise a few times a week for 30 to 45 minutes. While initially responding favorably to exercise, ...