By removing allergens and pollutants from any environment, air purifiers can reduce allergy symptoms and thereby improve overall quality of life. Although treating asthma is a complex, multifaceted task, improving indoor... More » Home & Garden Heating & Cooling

Testing and scientific studies have found that some air purifiers are not effective at all, while others are actually harmful to users, according to HowStuffWorks. Other studies have found that air purifiers that contain... More » Home & Garden Heating & Cooling

The effectiveness of air purifiers depends on the quality of the purifier, the pollutants present in the room, the size of the room and other factors. Overall, good air purifiers are effective only to some extent. Even t... More » Home & Garden Appliances

Reviews for air purifiers in 2013 are available on as well as on The New York Times website. rated units based on spec sheets, values, maintenance and replacement... More » Home & Garden Heating & Cooling

Most consumer reviews for Bionaire brand air purifiers from Amazon and Best Buy, as of 2015, indicate that the models are efficient and compact. Many comment about the noise of the units. More » Home & Garden Heating & Cooling

Anyone who struggles with respiratory illnesses, static or dry air in the home can benefit from air purifiers and humidifiers. The two machines have different functions, but they can be used together to make the air in a... More » Home & Garden Heating & Cooling

The Electrolux Oxygen Ultra Air Cleaner with HEPA Plasmawave removes pollutants from the air, a process that can allow asthma sufferers to breathe better, according to WebMD. This Electrolux air purifier uses a high-ener... More » Home & Garden Heating & Cooling