Dr. Amy J Ray MD

Cholera, an acute infection that is characterized by diarrhea, is caused by Vibrio cholerae. These are among the most common organisms found on water surfaces of the world. It is caused by the enterotoxin subunit-A of Vibrio cholerae.When living with cholera, one has to have the basic knowledge of...

What is shivering?Exposure to cold or rapid shifts in temperature usually causes uncontrollable shivering. However, many other possible causes can cause shivering or chills. An uncontrollable shivering that persists for a longer time may indicate an underlying illness that requires immediate medical...

Lyme disease is a nasty infection that can progress to a chronic debilitating disease with life-threatening complications if left untreated.Lyme disease is transmitted through the bite of a four-legged tick, which is also known as the deer tick or the bear tick. The tick has to be in the nymphal...

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...

HIV (human immunodeficiency virus) is a viral disease that can be passed and spread by a number of ways including sexual contact and childbirth if the pregnant mother is infected. HIV is a disease that destroys the body's immune system, and it is considered a sexually transmitted disease...

Cold sores are small, painful blisters that form on the lips or skin around the nose, mouth, or chin. Also called as herpes labialis and fever blisters, cold sores are caused by a herpes simplex virus (HSV) infection. It usually begins in childhood or young adulthood and continues to persist...