Handwashing is one of the best ways to protect yourself and your family from getting sick. Learn when and how you should wash your hands.

For Black gay and bisexual men, the news is mixed.

Lung cancer screening can detect cancer early, when it is easier to treat.

People vary widely in their sensitivity to cold and heat -- but this could signal a thyroid problem.

Learn about the differences between these two HIV prevention options.

We explore effective handwashing techniques, including whether using soap and water is better than hand sanitizers.

We take a closer look at the use of antibiotics, and why they aren’t prescribed for colds.

Bloody stools can be a sign of cancer, but not always.

There isn’t evidence to either prove or disprove the effectiveness of colon cleansing or coffee enemas.

Ringing in the ears is annoying, but is it serious? And can it be fixed? Click and find out.