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Did you know?
The average adult has about 21 square feet of skin.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.
Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
Cyanide works by making the human body unable to use oxygen.