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Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
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?
Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.
Did you know?
Illicit drug use costs the United States approximately $181 billion every year.
Did you know?
There are 60,000 miles of blood vessels in every adult human.