Dr. Drew W. Bright MD

Recommended Articles

• Anemia: Get the Facts

  Our body has three types of blood cells: white blood cells, red blood cells, and platelets. White blood cells (WBCs) or leukocytes are the type of cells that fights off infections in our body. The platelets work by helping our blood clot, and the red blood cells (RBCs) are the ones responsible for...

• What Is Ringworm?

  Ringworm, or tinea, refers to a fungal infection of the skin. The term ‘worm’ is derived from the old belief that the disease was caused by a worm. The term ‘ring’ refers to the characteristic ring-shaped patches produced by the fungus on the skin. Infection is often found in the outer layer...

• What Is Cyanosis and Why Does It Occur?

  IntroductionCyanosis is the medical term for a bluish discoloration of the skin, nails, toes, and mucous membranes. It is generally caused by low levels of oxygen in the blood. Normally, blood appears bright red when it is fully oxygenated. However, when blood does not have enough oxygen, it turns...

• Lactose Intolerance: Get the Facts

  Lactose intolerance is a digestive problem where the body cannot digest the lactose present in milk and dairy products. Lactose is naturally occurring sugar found in dairy products. It is the main carbohydrate found in all types of milk.In a very small number of cases the production of lactase may...

• Is Bronchitis a Contagious Disease?

  The human respiratory tract starts at the nose and mouth and continues down to the lungs. The air that we breathe in through our nose and mouth passes down the trachea and into the lungs through a series of branched tubes called the bronchi. For a healthy breathing to happen effectively, these tubes...

• What Does Dark Stool Mean?

  A dark stool refers to a stool that is either black or dark red in color. You may pass dark bowel movements after consuming dark-colored foods or when an injury or bleeding is present in your gastrointestinal tract. If you pass dark or bloody stools, see your doctor immediately to rule out serious...