10 Ways to Keep Air Clean at Home

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Check your stove

Like fireplaces, wood-burning stoves can pose problems unless they are completely enclosed and come with a good ventilation system, Dr. Edelman adds.

You can still stay warm and cozy all winter, just do it with old-fashioned radiators or central heating.

Even gas stoves can be a problem for those with lung trouble. However, if you have an automatic igniter, it cuts down on the amount of gas that can escape, he says.