One quarter of the bones in your body are in your feet!
36
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
We blink 25 times a minute.
51
Children are poisoned most frequently by eating harmful plants.
13
10 seconds is the amount of time until unconsciousness after the loss of blood supply to the brain.
108
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
Pain occurs when sounds are above 130 db.
124
Research indicates that babies who suck on pacifiers are more prone to ear aches.
21