The first patented condom was meant to be reused!
47
You mostly breathe from only one nostril at a time!
75
When your face blushes, the lining of your stomach turns red, too.
154
You can reschedule your sleeping pattern by not eating 12-16 hours before you want to be awake. Upon eating after this time period, your internal clock will reset to a new day, with the time of your first meal being interpreted as "morning".
11
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
Nearly 80 percent of all sudden cardiac arrests happen at home.
7
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
When you get blackout drunk, you don't actually forget anything; your brain wasn't "recording" in the first place.
23