Natural Gas is an unhealthy source of indoor air pollution.
Health Effects from Gas Stove Pollution
“Across the United States, millions of homes and apartments rely on gas appliances for heating and cooking. Burning gas in buildings is not only a threat to climate action but also to human health, as these appliances are sources of indoor air pollution. Gas stoves, particularly when unvented, can be a primary source of indoor air pollution. What’s more, a robust body of scientific research shows the pollutants released by gas stoves can have negative health effects, often exacerbating respiratory conditions like asthma.”
Read more here from the Rocky Mountain Institute, Physicians for Social Responsibility, Mothers Out Front, Sierra Club.