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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
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Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.
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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
![Open-top chambers, such as the one pictured above in a polar desert on Ellesmere Island, are commonl](https://biology-forums.com/gallery/47/medium_33_17_02_12_7_03_54_2045199.jpeg)
![In 2013, Americans learned that the federal government massively surveys their phone calls and e-mai](https://biology-forums.com/gallery/47/medium_262797_12_08_15_1_46_35_221931656.png)