Sohail Khan M.D.

Recommended Articles

• What Are the Triggers of Atrial Fibrillation?

  What are the Triggers of Atrial Fibrillation?Atrial fibrillation (A-Fib) is a condition that affects the upper chambers of the heart, also known as the atria.In a healthy human heart, the electrical impulses pass through the atria through a contraction to the ventricles and fibers to complete a...

• Lightheadedness

  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...

• Types and Causes of an Irregular Heartbeat

  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:...

• Do I Have Hypertension?

  High blood pressure, also known as hypertension, refers to the increased pressure exerted on the walls as blood passes through arteries. Normal blood pressure is measured as 120/80 mm Hg. Pressure in the range of 120/80 and 139/89 mm Hg is referred to as pre-hypertension, and those above the higher...

• The Difference Between Arteries and Veins

  Through closed vessels the closed circulatory system transports blood. This includes the arteries, veins, and the capillaries. Blood vessels that start from the heart are arteries and vessels that carry blood back to the heart are veins.ArteriesArteries are located deep in the body and have thick...

• What Causes Sudden Cardiac Arrest?

  Sudden cardiac arrest is one of the most common causes of death due to cardiac diseases. Sudden cardiac arrest refers to the sudden loss of heart function, resulting in death. It is different from a heart attack in that the latter is caused by a blockage in one of the vessels that supplies the walls...