A man's beard grows fastest when he anticipates sex.
239
Your heart will pump about 212 million liters in its lifetime.
26
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
A person can live without food for about a month, but only about a week without water.
156
The human eye blinks an average of 4,200,000 times a year.
233
It takes approximately 12 hours for food to entirely digest.
93
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
You forget 90% of your dreams.
256