Shawn T Ragbir M.D.

Recommended Articles

• Congestive Cardiac Failure: What is Cardiac Resynchronization Therapy (CRT)?

  Do you want to know what Cardiac Resynchronization Therapy (CRT) is? Do you know exactly how your heart functions? It works in a rhythm. It beats 60 to 100 times per minute, and when it beats, it pumps oxygenated blood to your whole body. When the heart relaxes immediately after each beat, impure...

• 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...

• Low-Density Lipoprotein

  IntroductionTo maintain good health, balanced cholesterol levels are quite important. The liver is an organ that detoxifies drugs and other foreign substances. It also stores glycogen, which the body utilizes for energy. Other important functions of the liver include metabolizing carbohydrates,...

• When Could Orthopnea Mean Something More Serious?

  IntroductionOrthopnea is the medical term used when referring to the occurrence of dyspnea (shortness of breath) when you are lying flat. This symptom is often a sign of heart failure. However, orthopnea can also be due to other health conditions. Dyspnea (shortness of breath) is not the same with...

• How Common is Lupus, and What Does it Look Like?

  SymptomsThe affected person may exhibit one or more of the following symptoms. Symptoms are not always consistent, as they may flare up or disappear at any time. ...

• 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...