When it comes to strength training your muscles for a sculpted, well-defined chest, you’re probably familiar with your pectoralis major muscles, the large set of muscles that stretch across the upper ...

Medical conditions affecting the heart or lungs can lead to chest and shoulder pain. It is important that people speak with a doctor if they experience unexpected or severe chest and shoulder pain.

Pain from your chest to your shoulder can have many causes, and may involve your heart, lungs, or other internal organs. If your pain is sudden or severe, seek immediate medical care. Pain in the ...