Marc E Shelton M.D.

Cardiac ablation is a procedure used for atrial fibrillation (a-fib) treatment, which is an irregular beating of the heart. Doctors may recommend the procedure when other methods of treatment such as drugs and heartbeat reset aren’t successful.If atrial fibrillation, or an irregular heart rate,...

What is High Blood Pressure?High blood pressure is a condition whereby an individual’s blood vessels become strained due to high pressure by the blood flowing in them. It’s a dangerous condition not because it has any negative side-effects on its own but because of the potential health problems...

Congestive heart failure is known as a chronic condition where the heart fails to pump blood as well as it should. In the case of a heart failure, the doctor will use various methods to diagnose if you have had one. Want to know how they do it? Here are the basics:The diagnosis of any illness or...

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...

According to new research, calcium supplements are usually taken by elderly people and post-menopausal women to prevent their bones from thinning. Now, it may increase the risk of a heart attack. Researchers suggest that these drugs should be taken with caution.Some of the earlier studies reported...

A study published in the journal Circulation: Heart Failure, has shown that continuous use of anabolic steroids may weaken the heart. To add to the woes, researchers are not clear whether this change is a reversible one. In this study, weight lifters who took steroids regularly had impaired heart...