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 ...

Musculoskeletal pain is one of the most common types of pain. You feel it in your muscles, ligaments, tendons, and bones. The pain can be acute or chronic, ranging from a sharp jab to a dull ...

Just like you shouldn't skip leg day, you shouldn't totally ignore focused arm training in a misguided effort to avoid looking vain. Training your arm muscles ... the movement. Lower the weight ...

It plays a role in many arm movements and supports respiratory ... and tight over time. As the muscle fatigues, you may feel pain in your lower back or under or around your shoulder blades.