The longest a person has survived after a heart transplant is 24 years.
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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
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The average adult has about 21 square feet of skin.
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There are more bacteria in your mouth than there are people in the world.
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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
Baby elephant and its mother
Grace Service, a YMCA missionary, explained that these porters worked at the base of Mount Omei in S
Cretinism can result in a child born to a mother who was iodine deficient during early pregnancy
chemistry lab - acid base titration
BLAST results showing a 280-base sequence of a chromosome 12 contig from rats