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Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Emiliania huxleyi cells in an electro-microscopic picture. Emiliania huxleyi cells in an electro-microscopic picture.
Ethics in social research are of vital concern to sociologists. As discussed in the text, ... Ethics in social research are of vital concern to sociologists. As discussed in the text, ...
Gland #1 (Hard) Picture 1 Gland #1 (Hard) Picture 1
Gland #2 (Soft) Picture 1 Gland #2 (Soft) Picture 1
Gland #2 (Soft) Picture 2 Gland #2 (Soft) Picture 2
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Video: Regulation of GFR: autoregulation via myogenic mechanism Myogenic mechanism

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