According To the FDA, Hand Sanitizers Don’t Really Work
Bad news, Purell junkies.  According to the FDA, you're wasting your time.
 Sure, hand sanitizers do kill SOME germs . . . but when it comes to protecting you against the biggest antibiotic-resistant infections, they fall way short.  That includes things like E. coli, salmonella, …
You Might Not Need To Wash Your Pants
Good news:  No, you DON'T have to wash your jeans every time you wear them.  And if you're willing to base your behavior off one guy's semi-scientific experiment . . . you may never have to wash them again.