Dr. Johannes A. Haar M.D.

Recommended Articles

• What Is Leukopenia: Symptoms and Causes

  What is leukopenia?Leukopenia is a condition in which abnormally low white blood cells are circulating in the blood. This condition can be diagnosed using a blood test called complete blood count (CBC). A normal white blood cell count is usually between 3,500-11,000 WBCs per microliter. People...

• Is Dengue Fever Just Another Flu?

  Dengue fever is a mosquito-borne illness in humans that usually occurs in most tropical areas of the world. Dengue fever is also known as the “breakbone fever” or “dandy fever” because of the severe joint and muscle pain experienced by the people who were infected with the virus. The same...

• 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...

• What Is Cat Scratch Fever?

  IntroductionCat scratch fever or cat scratch disease is a bacterial infection spread by cats. You can get the cat scratch fever from a scratch or bite of a cat that is infected with the bacterium called Bartonella henselae. Aside from the infected cat’s scratch, you can also acquire the infection...

• What Is Acid Reflux: Causes, Treatment, and Prevention

  Acid reflux is a common condition wherein a person feels an internal burning pain in the lower chest area due to the stomach acid backflow into the esophagus (food pipe). Once in a while, acid reflux may be experienced. It is a common condition, which you should not worry about. However, if you...

• Zinc Deficiency

  What is zinc?Zinc is a mineral that plays an important role in many different chemical reactions in your body. The human body uses this mineral to fight off infections, maintain acid-base balance, promote growth and development, boost antioxidant activity, and regulate gene expression, among...