There are many reasons why people use humidifiers, from relieving sinus congestion to creating a more habitable environment for tropical plants. But what does a humidifier do, exactly? One thing that ...

Every winter, humidifiers seem to pop up everywhere. Stacked on store shelves, spotlighted in home-care roundups and quietly humming in bedrooms across the country. And it’s not hard to understand why ...

Experts warn that even the best humidifiers need to be cleaned—and not just at the end of winter. The reason has to do with how a humidifier works. “By its nature, there is water passing through a ...