James J Fox M.D.

Our heart rate is automatically controlled by the autonomic nervous system (ANS) that has two divisions: sympathetic and parasympathetic. The part of the ANS that is responsible for raising a person’s heart rate through the sympathetic plexus is the sympathetic division. The parasympathetic...

Whether roasted or raw, walnuts are the best nuts and have an abundance of heart healthy nutrients. In a recent study, researchers compared the amount of polyphenols — the powerful antioxidants — in nine types of roasted and raw nuts. They also measured the amount of these antioxidants in two...

What is triamterene-hydrochlorothiazide?Triamterene-hydrochlorothiazide is a water pill or diuretic used for the treatment of edema (fluid retention) and high blood pressure. This medication is usually prescribed to patients who have low amounts of potassium in the body or individuals who are at an...

The following methods work together to treat heart failure:...

Causes of Fainting A person faints or loses consciousness for a brief time when the brain does not get enough oxygen. Fainting or passing out is also medically called syncope. Before fainting, people may experience lightheadedness, dizziness, weakness, and nausea. Others describe fainting as...

What is Statins?Statins are drugs prescribed by a doctor to lower cholesterol in the blood. Elevated amounts of cholesterol in blood may result in life-threatening conditions, like heart attacks and strokes.  This type of drug is normally prescribed based on cholesterol levels after a blood test....