Learn about this medical emergency that involves sudden loss of heart function, and find out how fast, appropriate care might keep it from being deadly.
Anti-seizure drugs designed to treat epilepsy often are used to control nerve pain associated with diabetes, shingles, and other types of nerve damage.
Learn about this cancer that forms from white blood cells called plasma cells. Multiple myeloma treatments include medications and bone marrow transplant.
Extreme fatigue that can't be explained by an underlying medical condition.
If a breast biopsy reveals you have LCIS, your risk of breast cancer is increased. Learn how you can reduce your risk through medications and other strategies.
Obsession with the idea of having a serious but undiagnosed medical condition.
A Mayo Clinic expert explains the risks of taking prescription oral erectile dysfunction (ED) medications without a medical need.
See photos of fingernail conditions that warrant medical attention.
An unusually dry mouth, often caused by medication.
In large amounts, calcium supplements may interfere with certain blood pressure medications.