Madhu B Challapalli MD

Recommended Articles

• What are the Causes and Symptoms of Ventricular Tachycardia?

  Tachycardia refers to rapid heartbeat, with more than 100 beats per minute. When this fast rhythm starts from the lower chambers of the heart (the ventricles) this condition is referred to as ventricular tachycardia. This fast beating heart rate may lead to a condition called ventricular...

• Can Low Blood Pressure be Serious?

  Blood pressure lower than 90/60 mm of Hg is referred to as low blood pressure, or hypotension. The first number is the measure of pressure in the arteries when the heart beats and fills blood in them. The second number is the pressure in the arteries when the heart is at rest between two beats. In...

• What is Angina?

  Angina refers to chest discomfort, tightness, or pain that occurs due to a reduction in blood supply to the muscles of the heart. People commonly confuse this chest pain and discomfort with indigestion. Angina can cause an individual's chest to feel heavy, achey, tight, in addition to a burning...

• Treatment for Atrial Fibrillation

  Atrial fibrillation (also called AFib) is a heart arrhythmia infection. It causes sporadic electrical signals within the atria, affecting heart rate. This is referred to as rapid ventricular rate (RVR). Atrial fibrillation derives from unusual electrical impulses within the heart.Factors to consider...

• Stress Can Directly Affect a Woman's Heart

  Results of a study presented in the Experimental Biology 2012 meeting in San Diego showed that coping with mental stress is harder on a  woman's heart, when compared to that of men. Researcher Chester Ray, PhD, professor of medicine, and cellular and molecular physiology at Penn State's College of...

• Atypical Forms of Myocardial Infarction

  Atypical myocardial infarction often occurs in older patients with a pronounced cardiosclerosis, circulatory failure, and often with people who have a history of heart attacks.The symptoms may confuse you, or make you think that they are not associated with the heart.Usually, atypical manifestations...