Typhus is a type of bacterial disorder spread by fleas and lice. According to the University of Maryland Medical Center (UMMC), typhus is also referred to as Brill-Zinsser disease, jail fever and murine, and epidemic and endemic typhus. Patients...
An elevated heart rate can come on suddenly. In some cases, the cause of faster than normal heart rate, known as tachycardia, is never determined. There are a variety of conditions that can cause the heart rate to increase above normal. Rapid...
Initial symptoms of most food poisoning substances include gastrointestinal reactions, such as nausea, vomiting, diarrhea and abdominal cramping. Onset of symptoms varies with the source, but most often begin within a few hours to up to a couple...
Shingles is a painful condition that usually causes blisters and a rash to form on the skin. However, sometimes shingles can invade the nerves inside the body and cause other symptoms. Some of the signs and symptoms of internal shingles can be...
AIDS is the last stage of the HIV virus. Doctors usually make a diagnosis of AIDS when an HIV-positive person's CD4+ cell count drops below 200. This means the body is critically lacking in white blood cells to fight disease and, as a result, has...
Some fungi grow as molds, while others exist in two forms, or dimorphic---either as molds or budding yeast. Fungi can cause pneumonia in healthy people who travel to endemic areas in the United States or Central America; they can also cause...
Shingles is a common name for the disease known as herpes zoster. It results, according to the American Academy of Family Physicians, when the virus that causes chicken pox reactivates within clusters of sensory nerves near the spinal cord....
