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 ...

June 19, 2025 – The FDA has approved the first twice-yearly shot to reduce the risk of HIV infections.

Pushups and step count are a byproduct, not a definition, of fitness. It’s not even about your “why.” Dig deeper for your ...

Living with bipolar disorder isn’t just about mood swings: it’s about carrying an invisible weight that few people understand.

What’s the most overrated strategy for protecting your brain? And what’s the one you should actually be using?

PFAS, also known as "forever chemicals," are a class of man-made compounds used in nonstick and waterproof products. They are everywhere: in makeup, cookware, parchment paper, microwaveable popcorn, ...

With persistent genital arousal disorder, arousal happens for women often and for a long time, but there’s nothing triggering the desire.

Learn what early satiety is, why you feel full after eating little, its causes, symptoms, and treatments—and what it could mean for your health.

Aquagenic urticaria is a rare condition in which water causes hives. Learn about its symptoms, causes, diagnosis, and treatment options.