Mark S Steen M.D.

Recommended Articles

• Hypertension: When Should I Call a Doctor?

  Emergency situations with high blood pressure, called hypertensive crisis, are common when blood pressure is very high. This is a serious situation, as it may lead to organ damage. If the increase in blood pressure is not too high to cause any problems to any of the organs it is referred to as...

• The Human Heart: Function, Chambers, and Location

  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...

• Health Reasons That Can Make a Person Pass Out

  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...

• Can Fatty Fish Reduce Your Risk of Heart Disease?

  A recent study has shown that young women may benefit by having fatty fish, as it provides protection against heart disease and stroke. According to researcher Marin Strom, PhD, Statens Serum Institut in Copenhagen, Denmark, even a modest intake of fishes that provide omega-3 fatty acids provide...

• Complications of Myocardial Infarction

  Complications can be divided according to different factors:...

• Are Statins Right for Me?

  What is Statins?Statins are drugs prescribed by a doctor to lower cholesterol in the blood. Elevated amounts of cholesterol in blood may result in life-threatening conditions, like heart attacks and strokes.  This type of drug is normally prescribed based on cholesterol levels after a blood test....