Armpit pain is a common complaint that can have many causes, from mild muscle injuries to swollen lymph nodes and severe skin ...

Right-sided pain under the armpit may be due to muscle strain, infections, or skin conditions. Sometimes, armpit pain may indicate a more serious issue, such as cancer or a heart issue.

Learn 5 desk-friendly stretches that provide immediate neck tension relief and help prevent long-term problems from computer ...

Muscle pain is also generally localized to the area ... major muscle starting at your breastbone and moving toward your armpit. "You can do this for three to five minutes, two to three times ...