Staying fit with the help of regular exercise is 1 way to keep the kidneys working well. The human body needs regular physical activity to stay healthy. Many diseases, physical limitations, and mental health problems are due to a lack of physical activity.

Kidney damage can be temporary or permanent, depending on what caused it. Here are some reasons why kidneys may fail.

Learn about the kidneys--where they're located, how they filter waste from the blood, and their other roles in keeping the body healthy.

To help you listen to each other’s feelings, you might try this “talker and listener” approach. First, one person is the talker and the other is the listener. Then you change roles.

An intimate relationship is built on being able to share feelings. The stress and worry of a heart attack or surgery can upset this closeness.

If you recently had a heart attack or heart surgery, you may be worried about your love life. This is normal during an illness. But know that you can still enjoy sex. Here is information that can help you understand your feelings. It can also help you work with your partner to rebuild intimacy and enjoy sex again.

Potassium supplements help replace potassium your body as lost. This can happen if you take a water pill (diuretic), or because of a medical condition. Read on for tips on how to take potassium, as well as safety advice.

Beta-blockers decrease your heart's workload and help it beat more regularly. This can reduce chest pain. It may also lower your blood pressure.

Learn how to care for yourself as you recover at home after a thoracotomy. This includes information on when and how to go back to your usual activities.

Thoracotomy is surgery used to diagnose and treat certain lung problems. Learn about what to expect before and after the surgery.