Medically reviewed by Amy Kwan, PT Your latissimus dorsi (your "lats") is a broad, flat, triangle-shaped muscle that spans ...

This influx of calcium at the contact site attracts and activates a kinase called CaMKII, a protein known to be important in ...

New research reveals that brain cells use a muscle-like signaling mechanism to relay information over long distances.

Whether your shoulders are naggingly achy or you want to prevent that from happening, try these essential stretches for upper ...

A pulled (or strained) muscle could take a few days to feel better. Severe injury could take weeks to months. Find out what ...