It takes approximately 12 hours for food to entirely digest.
93
The human brain is more active during sleep than during the day.
28
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
A man's beard grows fastest when he anticipates sex.
239
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
The human eye blinks an average of 4,200,000 times a year.
233
Yawns are more contagious among people with closer relationships.
163
Your heart will pump about 212 million liters in its lifetime.
26