Most dreams last only 5 to 20 minutes.
79
Fingernails grow fastest on the hand you favor.
44
25% of your bones are located in your feet.
12
10 seconds is the amount of time until unconsciousness after the loss of blood supply to the brain.
108
Your heart rate can rise as much as 30% during a yawn.
69
Perspiration is odorless; it is the bacteria on the skin that creates an odor.
39
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
Enamel is hardest substance in the human body.
61