Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
After an 11 year study, cell phones were shown not to increase chances of getting cancer.
14
The skin on your lips is 200 times more sensitive than your fingertips.
345
Music has the ability to repair brain damage and return lost memories.
62
Your heart beats over 100,000 times a day!
54
Redheads require up to 20% more anesthesia to be knocked out.
112
If you are bitten by a poisonous snake, and fail to receive medical attention, you still have a 50% chance of survival.
28
Wearing tight pants can lead to impotence in men.
120