Slideshow Tips for Prevention Learn about the basics of cold sores, how they're treated, and what you can do to prevent them. Find out how to stop the spread of the virus that causes cold sores, too.

If you’re a woman under 65, science just gave you a new reason to pay attention to ambiguous symptoms — even if you don’t ...

With step goals varying across studies, experts say it’s time to focus less on the numbers – and more on this ...

Early research suggests that azelastine, a common over-the-counter nasal spray that treats seasonal allergies, may offer a ...

No one really knows what causes asthma. What we do know is that asthma is a chronic inflammatory disease of the airways. The causes can vary from person to person. Still, one thing is consistent: When ...

If you have oily skin, missed periods, or trouble managing your weight, you may think those issues are just a normal part of your life. But such frustrations could actually be signs that you have ...

Tools, resources, and support for living well with osteoarthritis.

“High-functioning autism” isn’t an official medical term or diagnosis. It’s an informal term some people use when they talk about people with autism spectrum disorder (ASD). This usually means people ...

What Causes Type 2 Diabetes? When you're healthy, your pancreas (an organ behind your stomach) releases insulin to help your body store and use sugar from the food you eat. Diabetes happens when one ...

Essential oils are made from flower, herb, and tree parts, like bark, roots, peels, and petals. The cells that give a plant its fragrant smell are its "essence." When an essence is extracted from a ...

Magnetic field therapy uses different kinds of magnets on the body to help boost your overall health. It may also help treat certain conditions. Electrically charged magnetic therapy (electromagnetic ...

Lymphoma is a type of cancer that begins in infection-fighting cells of the immune system, called lymphocytes. These cells are in the lymph nodes, spleen, thymus, bone marrow, and other parts of the ...