The human brain has the capacity to store everything that you experience.
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If you are cold you are more likely to be hungry because you use energy to keep warm.
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Enamel is hardest substance in the human body.
61
Your body is creating and killing about 2.4 million red blood cells per second.
17
It takes about 20 seconds for a red blood cell to circle the whole body.
102
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
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Poor eyesight (myopia) is associated with higher IQ.
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After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55