Male hospital patients fall out of bed twice as often as female hospital patients.
71
If you are cold you are more likely to be hungry because you use energy to keep warm.
143
Your thumb is about the same size as your nose.
124
You mostly breathe from only one nostril at a time!
75
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
The human brain is insensitive to pain.
76
Every hour one billion cells in the body must be replaced.
17