Learn how common medications like nitroglycerin, antidepressants, and hormone therapies can trigger migraine attacks.

Parkinson's disease is a progressive disorder that develops when the brain cells that produce dopamine (a chemical involved in movement) stop working or die. When this happens, symptoms like slowed ...

A heart attack, or myocardial infarction, happens when blood flow to the heart becomes blocked. Classic symptoms include chest pain, shortness of breath, and heightened anxiety, but some people may ...

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Glyceryl trinitrate (GTN), more commonly known as nitroglycerin in the clinic, has been in use since the 1870’s. GTN relieves chest pain caused by insufficient blood flow, a condition known as angina ...