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Author Question: Recent research using microscopic evidence suggests that farming in the tropical lowlands of Central ... (Read 43 times) |
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Your heart beats over 36 million times a year.
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There are more bacteria in your mouth than there are people in the world.
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Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.
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Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.
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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.