Experts disagree on when and how you should wash water bottles, but they're all in agreement on one thing: something is ...

Here’s an unexpectedly confronting question: when did you last clean out your reusable water bottle? You know, the one that you’ve been toting around with you from the train to the office to the gym ...

You love your Stanley, your Yeti, your Contigo, even your generic water bottle. When was the last time you cleaned it? The answer should be after each use, but at least daily. Why? Stagnant water plus ...

MINNEAPOLIS — A survey found that more bacteria is lingering on your reusable water bottles than can usually be found on a toilet seat. The survey, by WaterFilterGuru.com, had scientists swab common ...