It takes 17 muscles to smile, 43 to frown.
65
Every hour one billion cells in the body must be replaced.
17
Research indicates that babies who suck on pacifiers are more prone to ear aches.
21
Dating back to the 1600's, thermometers were filled with Brandy instead of mercury.
16
You're born with 300 bones, but when you get to be an adult, you only have 206!
17
The average tastebud lives only 10 days before it dies and is replaced by a new one.
15
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
The human brain has the capacity to store everything that you experience.
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