Enamel is hardest substance in the human body.
61
Every day, the average person swallows about a quart of mucous.
5
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Male hospital patients fall out of bed twice as often as female hospital patients.
71
Your heart pumps about 2,000 gallons of blood each day!
53
Our Right Lungs takes more air than our left lung.
194
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
57