NewsNBC Chicago – LocalJuly 17, 2026Illinois
How Wildfire Smoke Affects Your Health and How to Stay Safe
Wildfire smoke contains over 1,000 toxins that can cause immediate symptoms like headaches and fatigue, as well as long-term health risks. Experts recommend staying indoors and using N95 respirators if you must go outside during hazardous air quality conditions.
Read the full story at NBC Chicago – LocalWhy It Matters
Residents in areas affected by wildfire smoke face immediate health risks including respiratory distress and cardiovascular issues, requiring specific mitigation steps like using air filters and staying indoors to reduce exposure.
Key Facts
- Wildfire smoke contains at least 1,000 toxins, including formaldehyde and volatile organic compounds.
- Common symptoms include coughing, trouble breathing, wheezing, asthma attacks, stinging eyes, scratchy throat, runny nose, irritated sinuses, headaches, tiredness, and chest pain.
- Headaches occur in over 50% of people exposed to wildfire smoke.
- Exposure can trigger immediate health issues like asthma attacks, heart attacks, strokes, and mental health crises.
- Long-term risks include increased susceptibility to respiratory illnesses, certain cancers, and dementia.
- Pregnant women face increased risks of premature birth and low birth weight for infants.
- People over 60 are at higher risk of stroke when exposed to wildfire smoke.
- Cloth masks are generally ineffective against smoke particles; N95 respirators are recommended for protection.
- Indoor mitigation strategies include using air conditioning, utilizing air filters, avoiding frying food, and avoiding smoking or vaping.
- Short-term symptoms like runny nose and watery eyes typically resolve shortly after exposure ends, while cardiovascular effects may be delayed.
Who's Mentioned
personDr. Jacqueline Dinh“Pulmonologist at St. Anthony Hospital who discussed headache prevalence and shor”personDr. Jeremy Smiley“Endeavor Skokie Hospital doctor who advised on mask efficacy and indoor safety.”other60“Age threshold for increased stroke risk during smoke exposure.”personDr. Mary Johnson“Harvard School of Public Health scientist who noted systemic health impacts.”personLuke Montrose“Colorado State University environmental toxicologist who identified 1,000+ toxin”other1,000“Number of toxins identified in wildfire smoke.”organizationU.S. Centers for Disease Control and Prevention“Provided the list of symptoms associated with wildfire smoke exposure.”personDr. Courtney Howard“Emergency room physician and president-elect of the Canadian Medical Association”