The avid nail-biting female knows all too well the frustration that goes into attempting to cease this awful habit. You promise yourself that if you stop biting your nails then the reward will be treating yourself to a manicure. This sounds like a plan for a couple of days until you find yourself yet again putting your fingers in your mouth. There are times when you see just how bad your fingertips look and then make another vow to quit biting.

THIS time you're serious... serious until a week later when you completely forget about the pact you made.

Sometimes you can keep a streak going; you now have little white silvers on the tips of your fingers — all for a good ten days. No matter what you do or what you say to yourself, this habit just can't seem to be broken for good.

Here are 17 times college girls start biting their nails (again).