Kissing an infection-free partner is good for your teeth!
141
If you were to roll a lung from a human body and out flat it would be the size of a tennis court.
36
An average adult produces about half a liter of flatulent gas per day, resulting in an average of about fourteen occurrences of flatulence a day.
8
One quarter of the human brain is used to control the eyes.
43
The human brain uses approximately as much energy as a 10 watt light bulb.
120
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
Within three days of death, the enzymes that once digested your food begin to eat you.
22