The first patented condom was meant to be reused!
47
Brain freeze is caused by the brain sensing the drop of temperature on your palate and increasing blood pressure in an attempt to save you from freezing.
14
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
An average adult produces about half a liter of flatulent gas per day, resulting in an average of about fourteen occurrences of flatulence a day.
8
25% of your bones are located in your feet.
12
Redheads require more anesthesia to 'go under' than other hair colors do.
51
The average sperm cell swims at 8 inches per hour.
4
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