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Did you know?
This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.
Did you know?
Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.