As an active person, staying hydrated is one of your top priorities. Cleaning your water bottle should be high up on your to-do list, too, but for many of us—let’s be honest—it’s not. This makes for a ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Tim Heffernan Tim Heffernan is a writer who covers air and water quality and ...