In the beginning diseases were thought to be a kind of punishment from God, rather than an infection caused by a foreign body. Later this was found to be untrue, and we now have an entire field of science devoted to the study of these diseases, the foreign bodies that cause them, and treatments for ...

The Bubonic Plague is perhaps the most widely known and feared of all diseases. Its death rate was at 90% of all that contracted the deadly bacteria. It is perhaps the most contagous of all diseases as it could be passed on to another through the air. Coughing, sneezing, and even talking were all...

In 1981, a new fatal, infectious disease was diagnosed--AIDS (Acquired Immuno-Deficiency Syndrome). It began in major cities, such as New York, Los Angeles, Miami, and San Francisco. People, mostly homosexual men and intravenous drug users, were dying from very rare lung infections or from a ca...

Diphtheria Diphtheria, an infectious disease in humans, is a serious bacterial infection. This disease can be fatal if left untreated. The bacterium Corynebacterium diphtheriae causes diphtheria. (mom's book) The bacteria usually grow and multiply on or near the mucous membranes in the thro...