Dr. Howard C Marks M.D.

Liver cancer happens when the liver's normal cells change in behavior and appearance. As a result, the abnormal liver cells divide and grow uncontrollably. Liver cancer is also referred to as "hepatic cancer", which can either be primary or secondary.  The liver is a large organ that is located...

Heartburn is a warm, burning sensation that is usually felt under the breast bone and upper abdomen. The wave of irritation starts from the chest area and gradually moves towards the throat. The feeling is more prominent after eating, when the person is lying down, or if the individual is in a bent...

Celiac disease is a genetic autoimmune disease that causes the patients to suffer attacks to the small intestine whenever they ingest products with gluten. It’s estimated that one in one hundred people worldwide suffer from celiac disease and that approximately two and a half million people in the...

Anemia is sometimes more commonly referred to as low iron because its root cause is less iron being produced by the body. There are staggering numbers of people increasing in the world every year who are under the torment of this notorious disease. The basic dysfunction starts within the red blood...

For someone living with Crohn's or colitis, it may seem as if exercise is a bad idea. All of that movement can activate symptoms, right? What happens if the symptoms occur during exercise, such as diarrhea? Would it not be safer to avoid the risk and minimize movement?Actually, exercise has...

Where does the bleeding come from?Bleeding that causes blood in the stool can develop in any part of the gastrointestinal tract....