Dr. Andrew Harrison M.D.

Recommended Articles

• What is a Virtual Colonoscopy?

  Also referred to as a VC, a virtual colonoscopy is an x-ray test that detects polyps, cancer or other disorders in the colon. Colonography is the medical term for this test.How It's DoneThere is a difference between an ordinary colonoscopy and a virtual colonoscopy. The ordinary colonoscopy uses a...

• Celiac Disease and Type I Diabetes Patients at a Higher Risk for Fractures

  From time to time, patients may develop what is known as a comorbidity, which is essentially a word used to describe a situation wherein the subject is simultaneously diagnosed with two diseases or conditions.  This can occur for a multitude of reasons, one being that the first condition may very...

• The Impact of Light Therapy on Parkinson's Disease

  In addition to tremors, speech, and balance problems, an estimated 90 percent of Parkinson’s patients also have trouble with their sleep rhythms. Although going to sleep is sometimes not usually an issue in itself, having a continued night of rest without waking and continuous nightmares is a...

• Questions You Should Be Asking Your Doctor

  IntroductionAlthough doctors have the best intentions, it does not always mean that they will perfectly recognize their patient’s greatest need. For this reason, patients also need to take an active role when it comes to communicating with their doctor.One of the best ways to make sure that...

• What Is Pyrexia: Causes, Symptoms, and Treatment

  Introduction Pyrexia is the medical term for fever, in which the human body temperature rises above the average normal (37 degrees Celsius or 98.6 degrees Fahrenheit). Pyrexia is one of the most common symptoms of numerous medical conditions.There are multiple factors can affect the normal body...

• Anemia Symptoms

  What is anemia?Anemia occurs when there are low levels of red blood cells (RBCs) in the body. Red blood cells are the ones that carry oxygen all over the body. So when a person's RBC count is lower than normal, it means that there is not enough oxygen in the blood, causing symptoms of anemia, such...