Several exercises and stretches may help relieve lat pain. The latissimus dorsi is a large, flat muscle covering the width of the middle and lower back. It connects the bone of the upper arm to ...

Just as in angina, heart attacks can cause sudden left arm pain. A 2013 study found that 17% of the surveyed people who had heart attacks also had radiating pain down the shoulder, upper arm ...

You’ve seen them—those snug arm sleeves on NBA stars and pickup players alike. They're not just for style, and they’re ...