Sitting straight upright in your chair is bad for your back. You should instead slouch at an angle of 135 degrees.
10
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
Your ribs move about 5 million times a year, every time you breathe!
60
It takes about 20 seconds for a red blood cell to circle the whole body.
102
The average person who stops smoking requires one hour less sleep a night.
79
Enamel is hardest substance in the human body.
61
Fingernails grow nearly 4 times faster than toenails!
30