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 ...

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 ...

Whether you've been diagnosed with arthritis or you're an athlete who frequently pushes your physical limits, muscle pain is just that — a pain. It can inhibit a person's ability to recover and ...

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.