Dr. Richard B Porwancher MD

Genital herpes is one of the most common sexually transmitted infections (STI) in the United States that mostly affects people between 14 and 49. It occurs as a result of infection with both types of herpes simplex virus (HSV)-HSV1 and HSV2. However, most people with genital herpes are infected with...

What is HIV?HIV is a virus that was discovered in the 1980s. It attacks a person's immune system, causing it to be too weak to fight outside infections. The HIV virus works by destroying white blood cells, called CD4 cells, in the immune system, and progresses through three stages, the last of which...

Cold sores are inflamed fluid-filled blisters, which appear in clusters on and around the mouth or lips. They can be seen when a person has a weakened immune system during fever, cold, or any other disease. Usually, cold sores are not harmful and should heal on their own within two to four weeks...

Classified as DENV-1, DENV-2, DENV-3, and DENV-4, there are four types of viruses belonging to one group (Flaviviridae) that are responsible for infecting humans with dengue fever. The route for transmitting the virus from one infected human to another is via the bloodsucking bite of the female...

The Origin of AIDSAIDS is caused by HIV (Human Immunodeficiency Virus). Thus, it is not possible to get AIDS without having HIV first. HIV is a retrovirus that is thought to come from chimpanzees. HIV is said to originate from Africa, where humans hunted chimpanzees and came in contact with their...

Mononucleosis, nicknamed 'the kissing disease' is an infectious disease spread through saliva and physical contact. Aside from kissing someone with the Epstein-Barr virus, it can be passed through sharing straws, toothbrushes, or eating food from the same plate as an infected person. It is the...