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 ...

Pain between the shoulder blades is a frequent complaint that can arise from a variety of factors, some minor and others more ...

and arm movements. Injuries to these muscles can cause upper back pain. The feeling can be a dull ache or a sharp pain. Exercise may increase the risk of muscle strain or tear. This is ...

Many people can identify chest or arm pain as being a red flag for a heart attack but there are other signs which are much ...

Pain under the left armpit may result from muscle damage or swollen lymph nodes ... An individual may notice a lump under their arm or in their armpit that is persistent or gradually enlarging.

"My shoulder pain wakes me up if I roll over ... The rotator cuff consist of four muscles within the shoulder, connecting the upper arm (humerus) to the shoulder blade (scapula).

Return to the starting position. Why: Dumbbell preacher curls are useful for changing the upper arm angle on your biceps curls, giving the muscles a different type of pump. The EZ bar and ...