When your face blushes, the lining of your stomach turns red, too.
154
Redheads require more anesthesia to 'go under' than other hair colors do.
50
Medical research has found substances in mistletoe that can slow down tumor growth.
32
The average sperm cell swims at 8 inches per hour.
4
Perspiration is odorless; it is the bacteria on the skin that creates an odor.
39
After an 11 year study, cell phones were shown not to increase chances of getting cancer.
14
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39