“Muscle tone is arguably one of the most commonly used and least commonly defined notions in studies of movement, posture, and movement disorders,” states researchers in a 2016 repor ...

Compared with active controls, men in both weightlifting groups were more satisfied with their upper torso and muscle tone. Competitive bodybuilders reported more mid torso satisfaction than the other ...

It explains how muscles work by contracting and relaxing in coordination with motor neurons, and the importance of muscle tone in maintaining posture. The film also addresses the effects of sports ...