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Who's Behind the Shower Curtain?

Roland Piquepaille writes "No, it's not Norman Bates. Instead, hundreds of millions of yellow, pink and white bacteria are hiding on your shower curtain. According to a study by San Diego and Colorado researchers, it should be enough to push you to turn the water off and to make you grab a towel. After analyzing the vinyl shower curtains from their own bathrooms, the scientists found '...about 80 percent of the organisms they found in the flaky scum were in the same genetic families as those known to infect wounds'. Sorry to leave you here, but I also have to go and buy another shower curtain, preferably a disposable one."

14 of 526 comments (clear)

  1. Kill them. by jrockway · · Score: 5, Informative

    I spray my shower curtain with bleach every week or so. That should kill our good bacteria friends...

    --
    My other car is first.
    1. Re:Kill them. by John+Whitley · · Score: 3, Informative

      Instead of chlorine bleach, I just dump the shower curtain liner in the washing machine, on hot, with a bit of detergent and an oxygen-based bleach/cleanser. Bath mats go in, too. Works wonders, better than any spray-on approach I've tried.

      Unsurprisingly, this also works great for smelly sports gear that's washing machine safe. And no, I *don't* mean your PS2 controller. 8-)

  2. Keep your shower Curtain clean by ralphb · · Score: 5, Informative

    We have a cloth shower curtain, and it goes in the laundry every week or so. They cost more, and washing is a hassle, but there's a lot less grunge to tolerate.

    Cleaning Instructions: How to clean a shower curtain to shine like new

  3. They suggest glass doors over plastic.... by Neologic · · Score: 4, Informative

    As glass is slower to acquire the scum; I wonder if squeegeeing the glass doors also helps slow down this effect.

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    "I hate quotations. Tell me what you know." -Ralph Waldo Emerson

  4. Re:I call BS! by Merlin42 · · Score: 4, Informative
    While I agree that the story itself was sensationalized, this research does have some value. It could be a stepping off point for developing new protocols for dealing with immunosupressed indivuduals. eg should someone that falls into the susceptible category take extra precautions when bathing, and if so what should those precautions be?

    Did you read the next paragraph?

    Their paper has been accepted for publication in an upcoming issue of Applied and Environmental Microbiology. Their research was funded by a grant from the National Institutes of Health, the medical research arm of the federal government.


    So while Lysol may have helped out some, at least some of the money came from a respectable source. Although, I hope this study didn't cost all that much to do.
  5. Re:Godwin's Law, no more replies. by Xoder · · Score: 4, Informative

    Godwin is a real human, and was recently Interviewed on /.. The other thing about his law is that if someone attempts to invoke Godwin's law, the thread will continue eternally. See Jargon File Mirror.

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  6. Re:Mumbo-Jumbo by Dun+Malg · · Score: 4, Informative
    I'm reminded of the MythBusters episode where they leave toothbrushes in their bathroom for a month to look for fecal coloform bacteria and find it on every brush, inclusing a control brush they didn't touch the entire time in their kitchen.

    You left out the most important part: the results. They found fecal coliform growing on ALL the brushes, including the two brushes kept covered in another room. It's also important to note what the bacteriologist said after he told them it was on ALL the brushes: fecal coliform is everywhere, so don't worry about it. If you're healthy, you can handle it.

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    If a job's not worth doing, it's not worth doing right.
  7. Re:I call BS! by MacGarnicle · · Score: 5, Informative

    Mozart was Austrian. The famous joke usually invokes Beethoven who was German but composed in Vienna.

  8. Re:Godwin's Law, no more replies. by Allen+Zadr · · Score: 3, Informative
    Thank you - Wired has an article (once I realized that I was, indeed, being a dumb-ass, and was spelling his name wrong).

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    Kinetic stupidity has a new brand leader: Allen Zadr.
  9. Re:I call BS! by taped2thedesk · · Score: 3, Informative
    This study is important because it once your immune system has been compromised, you pretty much have to do everything you can to avoid bacteria like this. Exactly how to do that has been a sort of mystery, because it's very difficult to figure out where these infections actually take place. This study might show that hospitals and homes that house high-OI risk people need to clean their shower curtains more than they normally would (perhaps daily instead of once a week), or that extra ventilation/filtering needs to be added to eliminate the airborne bacteria.

    To the average person, it probably doesn't mean much - our immune systems are generally strong enough to fight off the majority of bacteria we're exposed to. To an immunocompromised person, it could quite literally save their life.

    If it weren't for the somewhat mysterious nature of OIs, I'd agree with you - but anything that might help to pinpoint specific sources of OIs can save a lot of lives.

  10. Re:I call BS! Not if you are on Chemotherapy!! by lcsjk · · Score: 4, Informative

    Although not stated explicitly in the article, people being treated by Chemotherapy have their immune system killed or very depleted. Knowing that a shower curtain may contain harmful bacteria growths could be life-saving. Most likely, nothing life-threatening is growing there, but the article does provide more information about one area where people feel safe but might not be.
    By the way, we have found that the best disenfectant is bleach, sodium hypochlorite. Better than alcohol or Lysol. Don't apply to cloth shower curtains though. 'Also found that anti-bacterial hand soap is basically worthless.

  11. Things that matter more... by Zoinks · · Score: 3, Informative

    Here are things that will affect you more than the shower curtain:

    1) Those water filtering pitchers that live in your fridge (e.g., Brita filters). My family seemed to keep getting sick (colds, or sore throat) until we started taking real good care to clean the pitcher out regularly (dishwasher).

    2) The pink stuff that can grow on your toothbrush (down at the bottom of the bristles). Yuck! I now *dry* my toothbrush off with a clean towel after use.

    3) Razor blades! I used to get "shaving bubbles" under my chin and a rather irritated face until I dipped the double-edged razor in rubbing alcohol after every use.

    I'm sure the shower scum isn't too healthy either, but heck, the easiest access microbes have to your body is through the mouth.

  12. Re:This whole germ-phobia thing by corndogg · · Score: 3, Informative

    It's like in a hospital where you are probably more likely to get some raging new sort of bacterial infection BECAUSE they try so hard to keep everything free from the "evil" bacteria.

    The reletively harmless bacteria gets killed off pretty easy by the bleach and chemicals used to clean the hospital (which is one reason why they're the reletively harmless ones) but the really tough bacteria doesn't die off completely and now has all this new empty space with no competition.

    This is why some scientists were upset with the idea of all these anti-bacterial household products. Not because we would be breeding super-resistant bacteria, but because there is a large population of harmless bacteria that keeps the little pockets of bad bugs in check... and as others have stated here, we could just as easily say that IF there was some sort of unhealthy conditions being generated, it's more to do with the wonders of cheap plastic shower curtains than anything else.

  13. Re:I call BS! by bug-eyed+monster · · Score: 5, Informative
    "While I agree that the story itself was sensationalized..."

    Actually, the story itself is pretty level-headed, it's the summary posted on Slashdot that is sensationalistic (I believe that's what you meant when you said "sensationalized" but I just want to make it very clear). The article says:

    "About 80 percent of the organisms they found in the flaky scum were in the same genetic families as those known to infect wounds or cause problems for people with AIDS, cancer or other immune system disorders."


    But the submitter cut the sentence when quoting, removing the qualification and making it look like the organisms found affect everybody and not just a specific group of people.

    Another quote to show the article is quite reasonable:

    "Kelly and Pace emphasized that the bacteria they found on their shower curtains normally don't cause problems for humans. "We don't want to freak people out, because we're really only talking about immune-compromised people," Kelley said"


    The good thing is, now when someone is diagnosed with a deficiency in their immune system, they can be advised to use glass shower doors.