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Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
Did you know?
As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Did you know?
The average adult has about 21 square feet of skin.