The flow of water within a muscle fiber may dictate how quickly muscle can contract, according to a new study. The flow of water within a muscle fiber may dictate how quickly muscle can contract, ...

In a serendipitous discovery, UC San Diego researchers using cryo-EM technology captured the first visualizations of the 3-D structure of the muscle acetylcholine receptor in fetal and adult muscles.

Men and women who briefly contracted their arm muscles as hard as possible once daily increased their biceps strength by up to 12 percent in a month. By Gretchen Reynolds Could three seconds a day of ...

- 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) ...

If toned, powerful arms are part of your fitness goals — whether for health, confidence, or showing off in your favorite ...

Hold a dumbbell or kettlebell at shoulder height. Brace your core and press the weight overhead. Lower it slowly back to the ...

The primary benefit of the French press is building triceps strength and muscle. ‘How much strength or growth you get depends ...

Using powerful new visualization technologies, researchers have captured the first 3-D images of the structure of a key muscle receptor, providing new insights on how muscles develop across the animal ...