Only 1% of bacteria cause disease.
45
Your skin is actually an organ.
88
The average person can live for eleven days without water, assuming an average temperature of 60 degrees fahrenheit.
15
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
56
Men have larger hearts; women's hearts beat faster.
77
During menstruation, the sensitivity of a woman's middle finger is reduced.
47
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
Poor eyesight (myopia) is associated with higher IQ.
232