Dr. Stephanie E Nagy-agren M.D.

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...

Caused by bacteria and viruses, meningitis is an inflammation (swelling) of the protective membranes covering the brain and spinal cord known as the meninges. The inflammation is usually caused by an infection of the fluid surrounding the brain and spinal cord. It can develop as a result of injury,...

This bacterial disease was first identified in the Rocky Mountains, but is also found in the south eastern part of United States, Canada, Mexico, Central America, and South America. The potentially fatal disease is spread by the bites of wood ticks or dog ticks. Spring and summer seasons see a...

Valtrex is the name of the drug that contains valacyclovir. It is prescribed for many infections caused by the herpes virus, which includes cold sores, genital herpes, and shingles. Herpes virus can appear on any part of the body, but most often, it shows in the genitals and mouth. There are two...

Diarrhea is a very common water-borne disease. A person who has diarrhea passes loose or liquid stool at least three times a day or more frequently than what is normal for the person. The reason behind the consistency and frequency of these bowel movements in a case of diarrhea is the increased flow...

Over the course of our four million or so years of evolution, we humans have developed a highly-specialized immune system that is quite a warrior in combating infections. We are bombarded daily by bacterial and viral pathogens which have the potential to cause us serious illness, but, completely...