exercise factor tagged posts

A new University of Iowa study in mice indicates that exercise causes muscle to release a peptide that improves energy production and endurance. Credit: Ekaterina Subbotina

The study shows that Musclin, is an “exercise factor” – a hormone-like substance made by skeletal muscle in response to exercise and released into the bloodstream. The study shows that increased levels of circulating musclin trigger a signaling cascade that improves muscle performance and promotes production of mitochondria in muscle cells.

“Exercise is an extremely powerful way to improve people’s health, but unfortunately, increasing physical activity can be really difficult in many circumstances,” says Assoc. Prof. L Zingman, MD...