Cigarette smoke contains 4,800 chemicals, 69 of which cause cancer.
145
Each nostril of a human being register smell in a different way. Smells that are made from the right nostril are more pleasant than the left.
38
The human heart creates enough pressure to squirt blood 30 ft.
37
A fetus develops fingerprints at eighteen weeks!
32
Unlike dogs, pigs, and some other mammals, humans cannot taste water. They taste only the chemicals and impurities in the water.
95
Putting sugar on a wound or cut will greatly reduce pain and speed up the healing process.
25
The average sperm cell swims at 8 inches per hour.
76
Clinophobia is the fear of beds!
30