George W. Vetrovec M.D.

IntroductionThe human heart is a part of the cardiovascular system that is situated in the middle of the chest between the lungs. Its exact location is slightly positioned to the left and behind the sternum (breastbone). The size of the heart is approximately the size of your fist. Its function...

IntroductionMedications that help treat hypertension are called antihypertensive drugs, which are divided into different categories. These medications work differently with different side effects. Because there are many antihypertensive drugs available, finding the best medication and treatment plan...

What is cholesterol?Cholesterol is primarily produced in the liver, which makes approximately 1,000 milligrams of cholesterol per day. However, it can also be produced by the cells lining the small intestines and also by each cell present in the body. Abnormally low cholesterol levels would mean...

Triglycerides are produced as a product of breakdown of fats. It is also produced from carbohydrates to be stored as energy. Triglycerides are generally stored in fat cells and released when needed.The healthy range or normal level of triglycerides in the body is less than 150 milligrams per...

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...

What is muscular dystrophy?Muscular dystrophy is an inherited disorder, which is often characterized by a progressive type of muscular degeneration and weakness. There are several types of muscular dystrophy, wherein each type eventually leads to an increased disability, strength loss, and potential...