Answer this one: Depression peaks at certain life stages. People in which group are likely to experience it most often?

Heart disease is the leading cause of death in men and women in the United States. Research has found that the risk of developing heart disease not only increases with the number of risk factors, but also with the level of severity of each risk factor. One of the ways you can help prevent heart disease is by knowing your risk factors. Learn more by participating in our Heart Disease Risk Factors Multimedia Interactive Program.

Breast cancer is the most commonly diagnosed cancer in women (other than skin cancer). The American Cancer Society reports the breast cancer death rate is declining, probably because of earlier detection and improved treatment. This short assessment will help you determine if you have major risk factors for breast cancer.

Restless legs syndrome (RLS) is an unpleasant sensation that occurs while sitting or lying still, especially before or at bedtime. People with RLS describe a tingling, creepy-crawly, burning, or restless feeling in their legs. This video discusses possible causes of RLS and what you can do to minimize symptoms.

Younger men who have sleep apnea often also have erectile dysfunction. But researchers say that treating the sleep disorder has a side benefit: It may boost sexual performance.