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.

A painful sore throat is a signature symptom of an Omicron subvariant called NB.1.8.1, or Nimbus. It now makes up about a third of U.S. COVID-19 cases. Find out what you can do to get relief.

Learn what PNF stretching is, including how it works and how it can help you improve your flexibility and strengthen your muscles.

Phocomelia is a rare condition that affects limb development. Learn what causes it, the signs to look for, and how it's managed.

Learn what a baby’s soft spot is, how it supports brain growth, when it closes, and signs that may require medical attention.

Celtic salt is making its way into kitchens across the country. How can you use Celtic salt and is it good for you?

Electromagnetic hypersensitivity is a claimed sensitivity to electromagnetic fields, causing symptoms like headaches and fatigue, though it lacks scientific validation.

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 ...

Learn about photochromic lenses. Discover how these lenses work, what they’re made from, and if they’re right for you.

Have you noticed that your spine isn’t as straight as it used to be? Our postures can start to change as we get older. Find out why and what you can do to prevent a hunched back as you age.

Kneading to reduce stress. Your cat may knead you if they are unwinding from feeling anxious. Cats seek comfort, and kneading may help them calm down and release tension from their body.