Tendonitis is your body's way of telling you, "Enough! You're putting too much stress on this muscle and joint."

Most cosmetics have long shelf lives. But since they can be contaminated with bacteria after only 1 use, it is a good idea to keep track of how long you have been using products, such as mascara and eyeliners.

It's very important for your children to move from being teenagers to young adults in a way that is healthy for them—and for you. Read on for helpful advice.

Studies show that about half of U.S. teens have had sex by age 18. Read on for helpful tips about educating your kids about sex.

America has a weight problem. More than half of us are classified as overweight, say officials at the CDC. And the trend shows no signs of slowing down.

This Q&A will help you understand OCD, and the obsessions, compulsions, and rituals that are part of it.

A tingling or numb feeling is a condition called paresthesia. It’s a sign that a nerve is irritated and sending extra signals. Think of that pins and needles feeling as a traffic jam in your nervous system.

Checking the throat and neck can help your healthcare provider diagnose many illnesses and disorders. These range from swollen glands to thyroid problems.

Although hand tools do not pose the same lethal threat as some power tools, they are still a factor in a high number of accidents each year.

Most of us lie to some degree, especially when faced with an alternative like hurting someone's feelings. Some of us, however, lie so often that we stop realizing it.