Roses are red, violets are blue -- well, bluish. The sky is blue, too. Grass is green. These are things that most of us know for a fact and don't question. But what if you were colorblind? What would you see? Is life one long black-and-white movie?
WHAT'S INSIDE: EYE, EAR, NOSE & THROAT
- Nose & Throat
You may never have thought about it (unless your child asks), but boogers are sticky for a perfectly logical scientific reason.
When you can't take your eyes of the boob tube for one entire Saturday afternoon, are you doing them irreversible damage? Your parents probably told you so, when you were a kid. Were they right?