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

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

Osteoarthritis, also known as wear-and-tear arthritis ... with peripheral neuropathy of the left arm might experience pain, numbness, tingling, and muscle weakness. An underlying health condition ...