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Did you know?
According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
The average adult has about 21 square feet of skin.
Did you know?
Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.
Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.