you should know:

-If you are right handed, you will tend to chew your food on your right side. If you are left handed, you will tend to chew your food on your left side.
-Your tongue is germ free only if it is pink. If it is white there is a thin film of bacteria on it.
-The pupil of the eye expands as much as 45 percent when a person looks at something pleasing.
- The average person who stops smoking requires one hour less sleep a night.
- Laughing strengthens the immune system. Six-year-olds laugh an average of 300 times a day. Adults only laugh 15 to 100 times a day.
- The roar that we hear when we place a seashell next to our ear is not the ocean, but rather the sound of blood surging through the veins in the ear.
- Bats always turn left when exiting a cave.
- The reason honey is so easy to digest is that it’s already been digested by a bee.
- When you blush, the lining of your stomach also turns red.
-When hippos are upset, their sweat turns red.
- The attachment of the human skin to muscles is what causes dimples.
- The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
- Most soccer players run 7 miles in a game.
-Colgate faced big obstacle marketing toothpaste in Spanish speaking countries. Colgate translates into the command “go hang yourself.”
- Women blink nearly twice as much as men.