Laughing could dramatically improve your health – and be as good for you as a deep state of meditation, researchers have found.
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Like fingerprints, everyone's tongue print is different!
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The human brain is more active during sleep than during the day.
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The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
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The human brain doesn't stop developing until about 25 years old.
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There are more bacteria in your mouth than there are people in the world.
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The chemicals indole and skatole, which help to account for the particular smell of human feces, are used as ingredients in perfume!
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You have no sense of smell when you're sleeping!
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