Swollen lymph nodes (medically known as lymphadenopathy) can happen for several reasons. Infections, health conditions, and ...

The most common cause of right shoulder and arm pain is an issue with your rotator ... or if pain happens with numbness or increasing swelling.

Motions where the arm moves away from the body ... Localized bacterial infections in the armpit or nearby can cause painful, swollen lymph nodes. These often occur when bacteria from the skin ...