There's 100 trillion good bacteria living in your body.
17
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
The average sperm cell swims at 8 inches per hour.
76
Our Right Lungs takes more air than our left lung.
194
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
If you hold farts in during the day, they'll just come out when you sleep.
16
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
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130