Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
35,000 people in the U.S. will die from the flu annually.
6
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
It takes approximately 12 hours for food to entirely digest.
93
Kissing an infection-free partner is good for your teeth!
141
It takes about 20 seconds for a red blood cell to circle the whole body.
102
Women buy four out of every 10 condoms sold.
71
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22