We blink 25 times a minute.
51
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
Men get hiccups more often than women.
93
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
A woman's sense of smell is most sensitive during ovulation.
34
Midgets and dwarfs almost always have normal sized children.
54
Poor eyesight (myopia) is associated with higher IQ.
232
Redheads require more anesthesia to 'go under' than other hair colors do.
51