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Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

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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.

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Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r
Atom Structure Atom Structure
James A. Garfield lies mortally wounded. After failing to locate the bullet, surgeons called in Alex James A. Garfield lies mortally wounded. After failing to locate the bullet, surgeons called in Alex
People whose behaviors violate norms are often called mentally ill. “Why else would they do such ... People whose behaviors violate norms are often called mentally ill. “Why else would they do such ...
Material safety data sheets (MSDS), now called safety data sheets (SDS), should be readily available ... Material safety data sheets (MSDS), now called safety data sheets (SDS), should be readily available ...
A Gaucher cell showing accumulated fat stored in structures called lysosomes A Gaucher cell showing accumulated fat stored in structures called lysosomes
Video: Stroke volume - contractility definition

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