Flu shots only work about 70% of the time.
18
In Japan, condoms are commonly sold 'door to door'!
54
Your body is creating and killing 15 million red blood cells per second!
14
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
One quarter of the bones in your body are in your feet!
36
When you get blackout drunk, you don't actually forget anything; your brain wasn't "recording" in the first place.
23
When you look up at the blue sky and see white dots flying around, you’re actually seeing your own white blood cells.
30