The breasts lie on top of the chest wall and over the pectoral muscles. They contain glands, lobules, fatty tissue, and other structures. Milk ducts lead to the nipples, which are surrounded by a ...

Mark S., a 27-year-old male, is complaining of left shoulder weakness. Mark trains with weights regularly (3-4 times each week) and has done this for 10 years. Six months ago, while doing the bench ...