Ravi C Vallabhan MD

Lupus is a chronic autoimmune condition that causes damage to all parts of the body including the skin, joints, and internal organs....

Researchers have found that obstructive sleep apnea (OSA) is linked to cardiometabolic dysfunction. The study, seen in the Journal of Clinical Endocrinology and Metabolism, attempts to provide an explanation as to why sleep apnea patients often have problems associated with their heart.  Up until...

Heart failure refers to the condition where the organ fails to pump enough blood to different parts of the body to meet the demand. The disease refers to the weak pumping power of heart. In this condition, the rate of flow of blood through the heart is slow and the pressure increases. In most cases,...

Introduction An unpleasant sensation of rapid breathing or difficulty breathing is known as breathlessness. People sometimes complain of feeling winded, puffed, or out of breath. Medically, it is called as dyspnea. Breathing may hurt and the person may feel tightness in the chest. It is normal to...

Congestive heart failure does not indicate that your heart has stopped working; instead what it indicates is that your heart is pumping blood at a slower rate than normal.  Because the blood moves through the heart and the body at a much slower rate, the pressure in the heart builds up. Hence, the...

Ischemia refers to the condition in which the muscles of the heart do not get an adequate supply of oxygen. This mostly happens because of reduced blood flow to the cardiac muscles either due to complete blockages or due to a partial block in the blood vessels that carry blood. This condition, also...