If you're searching for a humidifier to use during sleep, this high-tech model from TaoTronics has features specifically for bedrooms or nurseries.

The Vicks V790 GermFree Humidifier is one of the best humidifiers I’ve ever used, and I’ve used many. First of all it doesn’t leak, and the double chamber water cannisters hold 2 gallons of ...

Ideally, you want a relative humidity in a sweet spot of more than 30% and less than 60%. After many hours of testing, CR recommends the Vicks humidifier for smaller rooms, it's around $36.

Vicks FilterFree Cool Mist Humidifier requires no filter and offers hassle-free maintenance and operation. The humidifier features a 1.2-gallon tank, which can run for up to 30 hours between fillings.