The largest cell in the human body is the female egg and the smallest is the male sperm.
682
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
By weight, Bone is five times stronger than steel.
417
Every time you lick a stamp, you're consuming 1/10 of a calorie!
47
Human thigh bones are stronger than concrete!
63
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
The human brain uses approximately as much energy as a 10 watt light bulb.
120
Kissing an infection-free partner is good for your teeth!
141