A humidifier is one of those appliances that’s not really on your radar until you need it. Say, when the temperature turns frosty and your skin’s so dry it’s scaly. Or when you—or your kids—come down ...

Humidifiers can help your skin, sleep and overall health, but if they are not cleaned properly, that can lead to the spread of bacteria.

Running a humidifier can be a great way to add moisture to dry indoor air. But keep in mind that dirty humidifiers can create a dangerous environment. Uncleaned machines can emit harmful particles ...