John Gordon Harold MD

Our body has certain parameters to maintain its normal functioning. Blood sugar levels and blood pressure readings are just a couple of screenings that can determine the body's functioning system. While having a high blood pressure is more commonly regarded by most people as dangerous, some people...

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,...

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...

Many already know that diabetes has a deep connection with heart disease, but a lot aren't sure about why or how. However, according to several studies, high blood glucose levels are a key contributor to this connection. High levels of blood glucose, or sugar, will often result in damage to the...

What is a HIIT Workout?HIIT workout plans are intensive and punishing, but there are good reasons why they are very popular. HIIT stands for high-intensity interval training. As its name implies, it is an explosive and high-power workout. It is not a specific workout or exercise routine. Rather,...

What is sarcoidosis?Sarcoidosis is an inflammatory disease, which is characterized by the growth of granulomas or tiny collections of inflammatory cells in various parts of the body. When the immune system is slowed down and when these numerous clumps form, they tend to interfere with the organ’s...