“Science has proven that smiling releases endorphins and other hormones that make you feel good,” she says. “When you smile in a crowd and other people smile back, you can make the whole room feel ...

Rare, deadly, and often missed, some skin cancers develop in areas that rarely see the sun. Scientists are still learning about them, but here's what we know.

It’s normal for dogs to pant, especially when they’re hot, excited, or energetic. Heavy panting is different, though, and may be a sign your dog is dangerously overheated, coping with a ...

Could your exercise habits be influencing your sleep health? Find out what types of exercise could help or hurt your sleep.

WebMD talks to anesthesiologist/pain specialist John Dombrowski, MD, about the use and abuse of propofol.

Regenerative medicine is a developing, innovative field of medicine in which experts are looking for therapies and strategies, similar to the mechanisms that allow your body to self-heal, to help ...

Research results on cannabis and sleep are mixed. So far, there haven’t been many controlled studies to show that THC, CBD, or a combination of both can boost sleep quality, says Bhanuprakash ...

Polycystic ovary syndrome, or PCOS, has a number of symptoms associated with it. Many of the symptoms of PCOS are common issues that many women deal with in their lives, so it may be many years ...

WebMD tells you what you need to know about autoimmune inner ear disease, a rare condition that can threaten your hearing.

A neurologist plays a crucial role in diagnosing and treating various neurological disorders. Discover how they use their expertise to provide effective care and improve patient's quality of life.

Toothaches and jaw pain are common, but their sources can be very different. Learn more from WebMD about the causes, symptoms, diagnosis, and treatment of tooth pain.

Learn how autoimmune thyroiditis can keep your body from making hormones it needs to work right. This condition is called autoimmune thyroiditis, chronic lymphocytic thyroiditis, Hashimoto’s ...