In the average lifetime a person will breath in about 44 pounds of dust.
21
Every day, the average person swallows about a quart of mucous.
5
Bearing a male child can alter a woman's brain by leaving male DNA that can persist for the rest of her life, making her less likely to suffer from Alzheimer's disease, promote tissue repair, and improve her immune system.
16
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Dentists have recommended that a toothbrush be kept at least 6 feet away from a toilet to avoid airborne particles resulting from the flush.
104
When a person dies, hearing is usually the last sense to go.
124
You have no sense of smell when you're sleeping!
72