Peter C Block MD

What is lightheadedness?Lightheadedness or feeling faint may not always be a cause for concern. However, it may also indicate an underlying health problem and can increase the risk of falling and fall-related injuries. If you feel lightheaded, drink water or fluids containing electrolytes and take...

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...

Intensive treatment of gum diseases may help blood vessels and gums, reports a study published in, The New England Journal of Medicine. The study was conducted on 120 people who had severe gum disease, or peridontitis. In this condition, the gum line recedes and teeth loosens as the support is...

Atrial fibrillation refers to irregular heart rhythm with rapid heartbeat that affect the blood flow in the body.  In this condition, the irregular heartbeat starts in the upper chambers of the heart, the atria. The irregularity in the heart beat results from the problem in the electrical system of...

A stent is an expandable metal tube that is used to treat weak arteries. These stents help in opening up arteries that are narrowed down by the accumulation of plaques. Implantation of the tube helps in reducing the constriction of blood flow in the affected region. The metal mesh is implanted...

What are The Signs and Symptoms of Atrial Fibrillation?Atrial fibrillation also called A-Fib is a condition of the heart which causes irregular heartbeats or arrhythmia. It causes abnormal vibrations in the atria chamber of the heart and also the ventricle chamber. In a healthy human heart, the...