Sitting straight upright in your chair is bad for your back. You should instead slouch at an angle of 135 degrees.
10
When you look up at the blue sky and see white dots flying around, you’re actually seeing your own white blood cells.
30
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
You inhale about 700,000 of your own skin flakes each day.
29
Research indicates that babies who suck on pacifiers are more prone to ear aches.
21
The human brain is insensitive to pain.
76
You mostly breathe from only one nostril at a time!
75

