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Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
Did you know?
In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
Did you know?
The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.
Did you know?
The human body produces and destroys 15 million blood cells every second.