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Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

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Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Burial caves from Mangaia, Cook Islands, document the changing patterns of mortuary ritual. Burial caves from Mangaia, Cook Islands, document the changing patterns of mortuary ritual.
Single- and Double-Blind Procedures Single- and Double-Blind Procedures
Targeting female fetuses for abortion has become a main issue of the emerging feminist movement in ... Targeting female fetuses for abortion has become a main issue of the emerging feminist movement in ...
A simple and easy-to-use tester can be made from a lighter plug and double banana plug that fits ... A simple and easy-to-use tester can be made from a lighter plug and double banana plug that fits ...
Changing Sun Angle Changing Sun Angle
A taproot system consists of a large main root together with its lateral branchings A taproot system consists of a large main root together with its lateral branchings
Video: Introduction to Cystic Fibrosis

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