True or false: Polio vaccines should be kept up-to-date throughout your lifetime.

How much do you know about cholesterol? Mark each of the following statements True or False.

More than 18 million Americans have been diagnosed with diabetes and more than 5 million more have diabetes but don't realize it, according to the CDC. Yet diabetes is the sixth leading cause of death in the United States.

At any given time, millions of people in the U.S. are trying to lose weight. They spend billions of dollars each year on weight-loss products and services. Learn more about diets and weight loss by taking this quiz.

Here are some important questions to ask your healthcare providers after your heart attack.

Here are some questions to test your knowledge about herbs and spices.

This exercise helps strengthen your quads.

Smoking is one of the hardest habits to break. About half of all people who've ever smoked have been able to quit. Most people who still smoke want to quit. Here are some of the best ways to stop smoking.

Make a list of questions and bring them to your appointments. These can cover how to decide on treatment, how to get ready for treatment, and how to cope during treatment.

There is an epidemic of obesity in this country, health experts say. But what is obesity? How is it measured?

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

Follow these step-by-step instructions for a quadriceps stretch.

Follow the step-by-step directions for this knee exercise.

This exercise builds strength in your quads.