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Medicine Facts

When and Why is Blood Typing Done?

Fans of the popular television show ER know how important blood type is in an emergency. 'Start the O-neg,' shouts Doctor Green, and the team swings into action. Green calls for type O, Rh-negative ... Continue reading

Blood Type Diagram.

Protozoa That Cause Disease

Diseases caused by protozoan parasites are among the leading causes of death and disease in tropical and subtropical regions of the world. Developing countries within these areas contain ... Continue reading

Malaria is caused by this protozoan parasite.

Mad Cow Disease

In 1986, the first case of 'mad cow' disease or bovine spongiform encephalopathy (BSE) was found in cattle in Great Britain. Irritable personalities, fearful behavior, and a staggering gait preceded ... Continue reading

Why Do We Call It A 'Vaccination?'

Smallpox 'vaccinations' are in the news nowadays. What is smallpox and what is a vaccination? Smallpox is one of the oldest and most horrible diseases afflicting the human family. In the past, it ... Continue reading

Smallpox scratch