Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

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Cyanide works by making the human body unable to use oxygen.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

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