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An ischemic stroke occurs when blood flow to the brain is blocked. This is most often due to a blood clot in an artery in the brain or an artery leading to the brain. Treatment is needed right away to help dissolve the clot and restore normal blood flow.

A mild traumatic brain injury can temporarily change the way your brain works. Know what to look out for.

People with MCI have trouble with cognitive skills, such as remembering or thinking. These problems are worse than the normal mental changes that may occur as a person grows older.

If you are having symptoms, certain medications can ease them. Other medications help prevent problems that may occur due to valve disease. Your doctor can discuss what medications might be right for you. Here are some types of medications that may be prescribed and what they do.

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.

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 and help you work with your partner to rebuild intimacy.

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.

You may have questions about how chemotherapy could affect the things you take for granted in everyday life. Here are some answers to common questions, and some of the adjustments you may need to make.

If you have been told that your fainting is not caused by a heart problem, you can help prevent fainting. And you can learn to respond to your body's warning signs.