John T Kimball M.D.

The liver primarily produces cholesterol. Each day, it makes 1,000 mg of cholesterol. The cells lining the small intestine can also produce cholesterol. If the level of cholesterol in the body is low, it may mean that the body is producing low amounts of cholesterol and is going to shut down. In...

What is ischemia?Ischemia is the medical term used to describe a lack of blood flow to certain organs or body parts. Since the blood carries oxygen and other necessary nutrients to parts of the body, when blow flow is reduced these body parts do not receive the adequate amount of oxygen and...

What does an irregular heartbeat mean?An irregular heartbeat is also medically termed as arrhythmia or dysrhythmia. An irregular heartbeat happens when the heart’s electrical signals that coordinate with your heartbeat are not properly functioning. When you have an arrhythmia, your heart may:...

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...

It is a well-known fact that in the body, in various tissues due to various reasons, neoplasms sometimes appear in the form of tumor growths. The heart is not an exception. The tumor growth can be benign and malignant. Therefore, there are two types of the heart tumors.Benign tumors These do not...

Arginine is an essential amino acid that has been in the spot light among hundreds of other nutrients because of its benefits to the heart. For many people diagnosed with heart disease, the heart-healthy benefits of this nutrient have come to the forefront. Arginine is a semi-essential amino acid...