Sexually Transmitted Diseases

Definition Sexually transmitted diseases (STDs) are diseases that are transmitted by sexual contact including, vaginal, oral or anal sex. The infecting organisms pass from the infected person to another via [Read More ...]

Typhoid Fever

Definition Typhoid fever is an infectious disease caused by infection with Salmonella typhi. Although it is quite common worldwide most cases of infection occur in developing countries. The disease affects [Read More ...]


Definition Typhus is a group of diseases caused by rickettsial infection. There are mainly two types of typhus; endemic and epidemic depending upon the type of Rickettsia involved. The bacteria usually spread [Read More ...]

Staph Infection and MRSA

Definition Staph infections are caused by the bacteria Staphylococcus aureus. Usually other than minor skin problems these bacteria do not pose any serious threat, however, the bacteria may penetrate deeper [Read More ...]


Definition Smallpox is a virus diseases which is highly contagious, disfiguring and often fatal. Fortunately following worldwide immunization campaigns this naturally-occurring disease has been eradicated. [Read More ...]

Tuberculosis (TB)

  Definition Tuberculosis (TB) is an infective disease caused by the bacterium Mycobacterium tuberculosis. The lungs are the main site of infection but TB can spread to other parts of the body as well. [Read More ...]
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