What is secondhand smoke?
ANSWER
Secondhand smoke is the combination of smoke from a burning cigar or cigarette and smoke exhaled by a smoker.
Reviewed by Nayana Ambardekar on June 14, 2020
SOURCES:
American Academy of Allergy, Asthma & Immunology: "No Butts About It: Smoking Makes Asthma Worse."
American Lung Association: "What Is Lung Cancer?"
U.S. Environmental Protection Agency: "Indoor Environmental Asthma Triggers - Secondhand Smoke."
SOURCES:
American Academy of Allergy, Asthma & Immunology: "No Butts About It: Smoking Makes Asthma Worse."
American Lung Association: "What Is Lung Cancer?"
U.S. Environmental Protection Agency: "Indoor Environmental Asthma Triggers - Secondhand Smoke."
From: Smoking and Asthma
THIS TOOL DOES NOT PROVIDE MEDICAL ADVICE. It is intended for general informational purposes only and does not address individual circumstances. It is not a substitute for professional medical advice, diagnosis or treatment and should not be relied on to make decisions about your health. Never ignore professional medical advice in seeking treatment because of something you have read on the WebMD Site. If you think you may have a medical emergency, immediately call your doctor or dial 911.
This tool does not provide medical advice. See additional information.