Aging parents’ indoor air quality is the condition of the air inside their homes, measured by the presence, concentration, and control of pollutants such as particulate matter, smoke, mold, radon, carbon monoxide, and volatile organic…
Indoor air pollution is the contamination of air inside homes, workplaces, schools, and other enclosed spaces by particles, gases, biological agents, and chemical vapors. Indoor air is often more polluted than outdoor air because emissions…
Household gases are airborne chemical substances released by appliances, fuels, building materials, stored products, and some cleaning or air-treatment devices. Their indoor-air-quality effects can be more significant than residents realize: the U.S. Environmental Protection Agency…
Nighttime air habits that reduce congestion are practical indoor-air-quality behaviors—ventilating the bedroom, controlling humidity, filtering particles, reducing irritants, and keeping bedding clean—that can make breathing and sleep more comfortable. The U.S. Environmental Protection Agency (EPA)…
Airborne pathogen transmission is the movement of infectious bacteria or viruses through respiratory particles suspended in or traveling through indoor air. Inside a home, these particles may be inhaled directly, carried by air currents, or…
Daily routines that keep allergen levels surprisingly low are repeatable habits that reduce the entry, buildup, and circulation of dust mites, pet dander, pollen, mold spores, and other indoor triggers. The most effective approach combines…
Household items as indoor-air pollution sources are everyday products, appliances, and devices that release or redistribute contaminants inside a home. Gas stoves, candles, incense, cleaning sprays, air fresheners, humidifiers, wood-burning appliances, and ozone-generating purifiers can…