Wearing headphones for an hour increases the bacteria in your ear 700 times.
233
The average person who stops smoking requires one hour less sleep a night.
79
The right lung takes in more air than the left.
30
Pain occurs when sounds are above 130 db.
124
Only 1% of bacteria cause disease in humans!
2
Sex burns about 360 calories per hour.
860
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
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