Health.com:
Chemicals from building materials, furniture, and even air fresheners can make indoor air toxic, according to the Environmental Protection Agency. But just getting some greenery can help, says B.C. Wolverton, PhD, a former NASA research scientist and the author ofHow to Grow Fresh Air.
“Houseplants give off oxygen and help remove chemicals like formaldehyde, a common indoor vapor that can cause respiratory and neurological problems, as well as cancer,” he says. These five great picks may not cure asthma, but they can help you breathe easier.

Categories: Health & Fitness