In an article in the National Post , it appears that it's not particularly unhealthy to wear your jeans for a long time without washing them. University of Alberta student Josh Le, have worn a pair of jeans for 15 months without washing them, after which the bacteria level has been tested in the laboratory, and the test showed that bacterial levels were roughly the same as under normal circumstances where one washes his jeans frequently. You’re watching Dirty Jeans - 'Morning Express' . See the Web's top videos on AOL Video