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Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.
Did you know?
If you could remove all of your skin, it would weigh up to 5 pounds.
Did you know?
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
Did you know?
More than 4.4billion prescriptions were dispensed within the United States in 2016.