Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
You forget 90% of your dreams.
256
Early American humans hunted car-size armadillos and used their shells for houses.
12
Babies crawl an average of 200m a day.
212
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
The human brain has the capacity to store everything that you experience.
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