John Charles Ellis M.D.

Recommended Articles

• Atrial Fibrillation: Get the Facts

  Atrial fibrillation is a heart condition that occurs due to an irregular or abnormal beating of the heart. It is a serious medical condition that can result in fatality if not treated.An abnormal heartbeat takes place when the pace of the atria and that of the ventricles are not in harmony. The...

• What is Angina?

  Angina refers to chest discomfort, tightness, or pain that occurs due to a reduction in blood supply to the muscles of the heart. People commonly confuse this chest pain and discomfort with indigestion. Angina can cause an individual's chest to feel heavy, achey, tight, in addition to a burning...

• Who Should You Call if You Have a Congestive Heart Failure?

  Congestive heart failure does not indicate that your heart has stopped working; instead what it indicates is that your heart is pumping blood at a slower rate than normal.  Because the blood moves through the heart and the body at a much slower rate, the pressure in the heart builds up. Hence, the...

• What Is Nicotine?

  IntroductionNicotine is an alkaloid stimulant that comes from the nightshade family of plants, particularly from the leaves of tobacco. The type of nicotine found in tobacco plants is called Nicotiana tabacum. Nicotine can also be synthetically produced. Thousands of chemicals are contained in...

• What Is Raynaud’s Disease: Causes, Symptoms, Diagnosis, and Treatment

  What is Raynaud’s disease?Raynaud’s disease, also known as Raynaud’s syndrome or Raynaud’s phenomenon, is a rare blood vessel disorder described by a French physician named Maurice Raynaud in 1862. In this condition, the blood vessels that carry blood from the heart to other parts of the...

• 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:...