10 dumb mistakes that can get her pregnant.. [Read]

7. The Mistake: You’ve had the same condom hanging out in your wallet forever.

The Potential Damage: Using a condom that hasn’t been properly stored might get you into a situation worse than the sexual slump you just endured. According to Herbenick, extreme heat or cold can damage the latex used in condoms, so the best spot for stashing them is a cool, dark, dry place—like in your nightstand—or a small, hard case (think: one made for business cards). And if you’re really trying to be a douche about the whole thing, might we suggest this $200 Swarovski crystal condom compact.