Only 1% of bacteria cause disease.
45
The male fetus is capable of attaining an erection during the last trimester.
75
In the average lifetime a person will breath in about 44 pounds of dust.
21
Women buy four out of every 10 condoms sold.
71
The human brain uses approximately as much energy as a 10 watt light bulb.
120
The average sperm cell swims at 8 inches per hour.
4
In Nepal, cow dung is used for medicinal purposes.
19
