Jan 1, 2025 · Vasoconstriction is the narrowing (constriction) of blood vessels by small muscles in their walls. When blood vessels constrict, blood flow is slowed or, in extreme cases, …

Learn about Coronary artery spasm, find a doctor, complications, outcomes, recovery and follow-up care for Coronary artery spasm.

Sep 2, 2025 · Beta blockers—drugs commonly prescribed for a range of cardiac conditions, including heart attacks—provide no clinical benefit for patients who have had an …

Acetaminophen (most common brand name Tylenol) is a pain medicine. Acetaminophen overdose occurs when someone takes more than the recommended amount of this medicine. …

Learn about Raynaud phenomenon, find a doctor, complications, outcomes, recovery and follow-up care for Raynaud phenomenon.

Hypothermia occurs when more heat is lost than the body can make. In most cases, it occurs after long periods in the cold. Common causes include: Being outside without enough protective …

Learn about High blood pressure, find a doctor, complications, outcomes, recovery and follow-up care for High blood pressure.

At the Cerebrovascular Center at Mount Sinai, our experts specialize in evaluating and treating cerebral vasospasm. Vasospasm occurs when a brain blood vessel spasms and the vessel …

Endoscopic thoracic sympathectomy (ETS) is surgery to treat sweating that is much heavier than normal. This condition is called hyperhidrosis. Usually the surgery is used to treat sweating of …

Learn about Anaphylaxis, find a doctor, complications, outcomes, recovery and follow-up care for Anaphylaxis.