The misconception that muscle can be lean or bulky lies in its appearance. “When people (say ‘lean’), they’re usually ...

Unexplained muscle pain in the arms and legs may be the result of benign issues. Or it may point to a more serious underlying condition, such as fibromyalgia, infection, or thyroid issues. Muscle pain ...

Your armpit, also known as the axilla, contains a large collection of lymph nodes, hair follicles, and sweat glands. A number of things can cause pain in the hollow created by your chest wall, muscles ...

The joints in your body are enveloped by muscles that coordinate their movements. These muscle groups counterbalance each other and work together to complete a movement. The muscles on either side of ...

Scientists are learning how muscles in motion can improve cognition and shield against diseases like Alzheimer's, paving the way for new treatments. An 83-year-old woman practices yoga. “The body of a ...

Exercise caution. Your competitive spin class could be setting the wheels in motion for a serious health issue that’s become increasingly common.

You’re getting out of the car after a long drive, or up from your computer after a stressful workday, and there it is—that tight, achy feeling in your neck. Your first instinct is to pull your head ...

Zachary Gillen does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...