Robert G Kiger MD

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...

IntroductionTo maintain good health, balanced cholesterol levels are quite important. The liver is an organ that detoxifies drugs and other foreign substances. It also stores glycogen, which the body utilizes for energy. Other important functions of the liver include metabolizing carbohydrates,...

Enlarged heart or cardiomegaly is an indication of an underlying condition rather than a disease in itself. Enlargement makes the heart work harder than normal and weakens the heart muscles after a period of time. An enlarged heart has a number of causes including hypertension and coronary artery...

What Is Right-Sided Congestive Heart Failure?Heart failure is called by other names, such as congestive heart failure (CHF), cardiac failure, left-sided heart failure, and right-sided heart failure.The heart is an organ that pumps blood to various parts of the body and is a little larger than...

Citrus fruits, like oranges and grape fruit, contain a compound that may reduce the risk of stroke in women, according to a study published in the American Heart Association journal, Stroke. Many of the earlier studies had shown the beneficial effect of antioxidants, like flavonoids, present in...

Atrial fibrillation is a condition that causes abnormal vibrations in the heart chambers. It leads to changes in the heartbeat ratesand the pulse. As a result, it may cause clotting of blood in the heart chambers. Such quivering sensations are mostly experienced in the atria and ventricle chambers...