Ingrown toenails are hereditary.
15
Your ears secrete more earwax when you are afraid than when you aren't.
229
If you are bitten by a poisonous snake, and fail to receive medical attention, you still have a 50% chance of survival.
28
You see your nose at all times, your brain just chooses to ignore it.
30
Putting sugar on a wound or cut will greatly reduce pain and speed up the healing process.
25
Brain freeze is caused by the brain sensing the drop of temperature on your palate and increasing blood pressure in an attempt to save you from freezing.
14
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
Our brains have a negativity bias and will remember bad memories more than good ones.
15