Dr. Jae Yong Yoo MD

A bruise is a skin injury in which the color of the skin changes due to the breakage of blood vessels under the skin. The affected skin becomes blue or black in color, as blood accumulates just under the surface of the skin, resulting in a raised area or bump. These bumps are painful and may take a...

The menstrual cycle normally happens every month with a series of monthly changes that occur in a woman’s body in preparation for the chance of pregnancy. Every month, women go through the process of ovulation, wherein one ovary releases an egg. When the egg is not fertilized, the uterine lining...

There exist many symptoms that make the mononucleosis disease similar to other diseases, which makes it very difficult to distinguish it from other infections. Doctors administer treatment of the patient by giving him or her a physical test. This annual test checks out the patient's medical history....

The swelling of the feet, legs, and ankles is also known as peripheral edema. This refers to a condition where there is an excessive accumulation of fluid in these parts of the body. It is not a painful condition unless the underlying cause for it is an injury to that area. However, it is a very...

IntroductionBoth bacterial and viral infections are caused by microbes, such as bacteria and viruses. These microbes are spread through the following:...

Lyme disease is an infectious disease caused by four different species of bacteria. In Europe and Asia, it spreads through Borrelia afzelii and Borrelia garinii, while in the USA, it spreads through Borrelia burgdorferi and Borrelia mayonii. The disease is transmitted to humans via a common...