As houses and apartments get more energy efficient, they also get more airtight, limiting air exchange with the outside world. That’s partly why indoor air is often far more polluted than outdoor air.

I've been researching and testing lifestyle products for over 5 years. While air purifiers can help clear your indoor air of particles and odors caused by mold, it won’t solve the mold problem ...

Everyday Health independently vets all recommended products. If you purchase a featured product, we may be compensated. Learn why you can trust us. Air purifiers may seem like a “nice to have” home ...