Sep 12, 2024 · Serotonin syndrome is a serious drug reaction. It is caused by medications that build up high levels of serotonin in the body. Serotonin is a chemical that the body produces naturally. It's …

Oct 15, 2025 · Overview If you can't get or keep an erection firm enough for sex, it means you have a condition called erectile dysfunction (ED). A penis pump is one of a few treatment choices that might …

Feb 28, 2024 · Vocal cord dysfunction and asthma cause similar symptoms, but they're not the same. Find out the difference between the two.

Mar 6, 2024 · Ventricular tachycardia is a type of irregular heartbeat, called an arrhythmia. It starts in the lower chambers of the heart, called the ventricles. This condition also may be called V-tach or VT. A …

Feb 2, 2024 · Cardiac ablation is a treatment for irregular heart rhythms, called arrhythmias. It uses thin, flexible tubes called catheters and heat or cold energy to create tiny scars in the heart. The scars …

Mar 26, 2026 · Cardiopulmonary resuscitation (CPR) is an emergency treatment that's done when someone's breathing or heartbeat has stopped. For example, when someone has sudden cardiac …

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Jun 3, 2025 · Overview An alanine aminotransferase test, also called an ALT test, is a blood test to check the health of your liver. ALT is a substance found mostly in the liver. If your liver is OK, the …

Nov 1, 2024 · Wonder what's considered a natural part of the aging process? Here's what to expect as you get older — and what you can do about it.

Feb 5, 2026 · The Esophageal Clinic includes Mayo gastroenterology physicians who have a special interest in diseases of the esophagus. The esophagus is the tube through which food and liquid pass …