Dr. Hisham Greiss MD, PHD

Recommended Articles

• Treatments for Lactose Intolerance

  Although there is no definitive treatment for lactose intolerance, people who suffer from the condition control the signs and symptoms by changing their diets.There are some symptoms of lactose intolerance that are temporary and can improve within a short time like those caused by gastroenteritis....

• Alzheimer’s is Not a Part of Normal Aging

  Alzheimer’s disease is the most common form of dementia, a term for memory loss, which is serious enough to affect daily life. It affects three to four million people in the US. 10% of all the persons over 70-years-old have memory loss and in more than half, the cause is Alzheimer’s disease....

• What Causes Pleurisy?

  Pleurisy can be caused by a number of things. The causes of pleurisy are described below.InfectionsInfections are most common cause of pleurisy. The most common infection to result in pleurisy is a viral infection. However, any type of organism has the ability and potential to reach the pleural...

• 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...

• 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...