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Medicine Facts

How a Horse Can Save Your Life?

Most people who have been vaccinated with the smallpox vaccine never really question what exactly was injected into their body. If they did, they might be surprised, and maybe thank a horse or two. ... Continue reading

What Is Sickle Cell Anemia?

Sickle cell anemia is an inherited blood disease. That means you are born with it and it lasts a lifetime. Sickle cell anemia affects the red blood cells. Normal red blood cells are smooth and round ... Continue reading

The sickle-shaped red blood cells tend to get stuck in narrow blood vessels, blocking the flow of blood.

Hypotension

Bend to select a book from the lowest shelf, then rise quickly. Chances are, you'll feel a little lightheaded for a few seconds. The reason is a drop of blood pressure caused by the change in ... Continue reading

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.