BOOK ONE-WAY FLIGHTS FOR AS LOW AS $49: The Alaska Airlines three-day winter sale has flights for as low as $49 each way. But you'll want to book quickly, since the sale ends at 11:59 p.m. PT on ...

One potential culprit? Your humidifier. During winter, air pollution is a concern indoors as much as it is outdoors. Stoves, fireplaces, and ultrasonic humidifiers produce pollutants that can be ...

When temperatures drop and harsh winter weather sets in, people naturally retreat indoors. Indoor air quality becomes a critical concern as people spend up to 90% of their time inside their homes ...