Putting sugar on a wound or cut will greatly reduce pain and speed up the healing process.
25
Human teeth are almost as hard as rocks!
47
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
Those who get out of bed by 7am are more likely to be thinner and happier.
19
If you were to roll a lung from a human body and out flat it would be the size of a tennis court.
36
The average sperm cell swims at 8 inches per hour.
4
2 out of 3 adults in the United States have hemorrhoids.
7