Dr. Razak Abdul Dosani M.D.

IntroductionMucus is a moist film, which helps keep your nose from drying out and protect your lungs from foreign substances, such as bacteria, viruses, dust, and other harmful intruders. It keeps you healthy but you may only notice it whenever you are sick. Mucus becomes thicker when you are sick,...

When getting a life-changing diagnosis, it may be hard to discuss it with others. It is isolating when you feel others do not understand; your family and friends may not have cystic fibrosis or know people affected by the disease. You may also be dealing with shock from the new diagnosis. Chances...

Pleurisy is the inflammation of the pleural membranes that line your lungs and the inside of the chest wall. It is a very painful condition that is often exacerbated by deep inspiration. Most patients with pleurisy present a sharp, stabbing-like pain over one side of the chest that aggravates while...

Acute bronchitis is mainly caused by a viral infection, whereas cigarette smoking is the most common cause of chronic bronchitis.Causes of acute bronchitisAcute bronchitis can be caused viral and bacterial organisms. Out of all, the most common viruses responsible for acute bronchitis include...

Lung cancer is one of the most common cancers in the world. It is a leading cause of cancer death in men and women worldwide. Lung cancer defies classification as a single disease affecting just one organ. The warning signs and painful symptoms represent major systemic disorders in different parts...

The Nature of Cancerous CellsEvery cell in the human body is programmed to carry out a specific role. For example, a red blood cell carries oxygen to tissues, a white blood cell wards off infection, and an intestinal cell absorbs nutrients in the digestive tract. All these cells are programmed to...