More people use blue toothbrushes, than red ones!
66
Chewing gum boosts your brain power.
285
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
21
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Lack of water is the #1 trigger of daytime fatigue.
148
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 smallest human penis ever recorded was just 5/8 of an inch long!
77