Is Your Home Making You Sick? Take the 2-Minute Quiz → Scan Your Home Room by Room →

Some links on this page are affiliate links. Learn more. Data sourced from EPA.gov and CDC.gov.

Symptom-to-Hazard Matcher

Your symptoms may be caused by something in your air, not your body.

If you are experiencing these symptoms, your home could be the culprit. Click any symptom to see which hazards cause it.

headaches 12 hazards
Mold Exposure high Volatile Organic Compounds (VOCs) high Gas Stove Emissions (NO2 and Benzene) high Poor Ventilation (Stale Air) moderate Candle and Incense Smoke moderate Paint Fumes and Off-Gassing moderate Basement Air Quality Hazards high Attached Garage Air Contamination high Sick Building Syndrome moderate Formaldehyde in Furniture moderate Air Purifier Risks moderate Trichloroethylene (TCE) high
nausea 12 hazards
Carbon Monoxide (CO) critical Formaldehyde (VOC) high Volatile Organic Compounds (VOCs) high Gas Stove Emissions (NO2 and Benzene) high Poor Ventilation (Stale Air) moderate Candle and Incense Smoke moderate Paint Fumes and Off-Gassing moderate Attached Garage Air Contamination high Sick Building Syndrome moderate Formaldehyde in Furniture moderate Benzene Exposure high Trichloroethylene (TCE) high
fatigue 8 hazards
Mold Exposure high Volatile Organic Compounds (VOCs) high Asbestos Fibers critical Poor Ventilation (Stale Air) moderate Paint Fumes and Off-Gassing moderate Basement Air Quality Hazards high Sick Building Syndrome moderate PM2.5/PM10 Particulate Matter high
dizziness 7 hazards
Carbon Monoxide (CO) critical Volatile Organic Compounds (VOCs) high Poor Ventilation (Stale Air) moderate Paint Fumes and Off-Gassing moderate Attached Garage Air Contamination high Sick Building Syndrome moderate Trichloroethylene (TCE) high
eye irritation 6 hazards
Mold Exposure high Gas Stove Emissions (NO2 and Benzene) high Poor Ventilation (Stale Air) moderate Candle and Incense Smoke moderate Paint Fumes and Off-Gassing moderate Air Purifier Risks moderate
shortness of breath 6 hazards
Radon Gas critical Carbon Monoxide (CO) critical Asbestos Fibers critical Asbestos in Popcorn Ceilings high Radon Danger Myths vs Facts high PM2.5/PM10 Particulate Matter high
throat irritation 6 hazards
Formaldehyde (VOC) high Candle and Incense Smoke moderate Paint Fumes and Off-Gassing moderate Sick Building Syndrome moderate Air Purifier Risks moderate Nitrogen Dioxide (NO2) moderate
skin rashes 5 hazards
Mold Exposure high Pet Dander and Allergens moderate Cockroach and Pest Allergens moderate Black Mold (Stachybotrys) Danger high Formaldehyde in Furniture moderate
coughing 5 hazards
Formaldehyde (VOC) high Pet Dander and Allergens moderate Gas Stove Emissions (NO2 and Benzene) high Candle and Incense Smoke moderate Thirdhand Smoke Residue high
wheezing 4 hazards
Mold Exposure high Formaldehyde (VOC) high Pet Dander and Allergens moderate Gas Stove Emissions (NO2 and Benzene) high
nasal congestion 4 hazards
Mold Exposure high Dust Mite Allergens moderate Cockroach and Pest Allergens moderate Fiberglass Insulation Dust moderate
asthma attacks 4 hazards
Pet Dander and Allergens moderate Gas Stove Emissions (NO2 and Benzene) high Cockroach and Pest Allergens moderate PM2.5/PM10 Particulate Matter high
chest tightness 3 hazards
Asbestos Fibers critical PM2.5/PM10 Particulate Matter high Nitrogen Dioxide (NO2) moderate
sneezing 3 hazards
Dust Mite Allergens moderate Pet Dander and Allergens moderate Fiberglass Insulation Dust moderate
liver damage 3 hazards
PFAS (Forever Chemicals) in Household Dust high PFAS in Tap Water high Polychlorinated Biphenyls (PCBs) high
allergic reactions 3 hazards
Thirdhand Smoke Residue high Basement Air Quality Hazards high Laundry Room Chemical Exposure moderate
respiratory irritation 3 hazards
Basement Air Quality Hazards high Laundry Room Chemical Exposure moderate Attached Garage Air Contamination high
chronic coughing 2 hazards
Mold Exposure high Black Mold (Stachybotrys) Danger high
hoarseness 2 hazards
Radon Gas critical Radon Danger Myths vs Facts high
chest pain 2 hazards
Radon Gas critical Radon Danger Myths vs Facts high
confusion 2 hazards
Carbon Monoxide (CO) critical Benzene Exposure high
skin irritation 2 hazards
Formaldehyde (VOC) high Laundry Room Chemical Exposure moderate
nosebleeds 2 hazards
Formaldehyde (VOC) high Black Mold (Stachybotrys) Danger high
persistent dry cough 2 hazards
Asbestos Fibers critical Asbestos in Popcorn Ceilings high
developmental delays in children 2 hazards
Lead Paint Dust critical Lead Paint Hazards high
learning disabilities 2 hazards
Lead Paint Dust critical Lead Paint Hazards high
abdominal pain 2 hazards
Lead Paint Dust critical Lead Paint Hazards high
anemia 2 hazards
Lead Paint Dust critical Lead Paint Hazards high
increased respiratory infections 2 hazards
Gas Stove Emissions (NO2 and Benzene) high PM2.5/PM10 Particulate Matter high
difficulty concentrating 2 hazards
Poor Ventilation (Stale Air) moderate Sick Building Syndrome moderate
ear infections 2 hazards
Cockroach and Pest Allergens moderate Thirdhand Smoke Residue high
asthma triggers 2 hazards
Candle and Incense Smoke moderate Laundry Room Chemical Exposure moderate
immune system suppression 2 hazards
PFAS (Forever Chemicals) in Household Dust high Polychlorinated Biphenyls (PCBs) high
elevated cholesterol 2 hazards
PFAS (Forever Chemicals) in Household Dust high PFAS in Tap Water high
developmental delays 2 hazards
PFAS (Forever Chemicals) in Household Dust high Polychlorinated Biphenyls (PCBs) high
increased cancer risk 2 hazards
PFAS (Forever Chemicals) in Household Dust high Polychlorinated Biphenyls (PCBs) high
immune system effects 2 hazards
PFAS in Tap Water high Trichloroethylene (TCE) high
coughing and wheezing 2 hazards
Formaldehyde in Furniture moderate Nitrogen Dioxide (NO2) moderate
brain fog 1 hazard
Mold Exposure high
lung cancer (long-term) 1 hazard
Radon Gas critical
persistent cough 1 hazard
Radon Gas critical
headache 1 hazard
Carbon Monoxide (CO) critical
blurred vision 1 hazard
Carbon Monoxide (CO) critical
loss of consciousness 1 hazard
Carbon Monoxide (CO) critical
burning eyes 1 hazard
Formaldehyde (VOC) high
eye and throat irritation 1 hazard
Volatile Organic Compounds (VOCs) high
memory problems 1 hazard
Volatile Organic Compounds (VOCs) high
skin reactions 1 hazard
Volatile Organic Compounds (VOCs) high
clubbing of fingers 1 hazard
Asbestos Fibers critical
lung cancer (years later) 1 hazard
Asbestos Fibers critical
irritability 1 hazard
Lead Paint Dust critical
seizures (high levels) 1 hazard
Lead Paint Dust critical
runny nose 1 hazard
Dust Mite Allergens moderate
itchy watery eyes 1 hazard
Dust Mite Allergens moderate
asthma flare-ups 1 hazard
Dust Mite Allergens moderate
eczema 1 hazard
Dust Mite Allergens moderate
postnasal drip 1 hazard
Dust Mite Allergens moderate
congestion 1 hazard
Pet Dander and Allergens moderate
itchy eyes 1 hazard
Pet Dander and Allergens moderate
musty smells 1 hazard
High Indoor Humidity moderate
condensation on windows 1 hazard
High Indoor Humidity moderate
warped wood 1 hazard
High Indoor Humidity moderate
peeling wallpaper 1 hazard
High Indoor Humidity moderate
increased allergies 1 hazard
High Indoor Humidity moderate
damp feeling 1 hazard
High Indoor Humidity moderate
mold growth 1 hazard
High Indoor Humidity moderate
dry throat 1 hazard
Poor Ventilation (Stale Air) moderate
chronic cough 1 hazard
Cockroach and Pest Allergens moderate
sinus infections 1 hazard
Cockroach and Pest Allergens moderate
thyroid disruption 1 hazard
PFAS (Forever Chemicals) in Household Dust high
asthma flare-ups in children 1 hazard
Thirdhand Smoke Residue high
respiratory infections 1 hazard
Thirdhand Smoke Residue high
long-term cancer risk 1 hazard
Thirdhand Smoke Residue high
breathing difficulty 1 hazard
Paint Fumes and Off-Gassing moderate
musty odors 1 hazard
Basement Air Quality Hazards high
radon-related cancer risk 1 hazard
Basement Air Quality Hazards high
headaches from fragrances 1 hazard
Laundry Room Chemical Exposure moderate
co poisoning symptoms 1 hazard
Attached Garage Air Contamination high
chemical sensitivity 1 hazard
Attached Garage Air Contamination high
dry or itchy skin 1 hazard
Sick Building Syndrome moderate
respiratory distress 1 hazard
Black Mold (Stachybotrys) Danger high
neurological symptoms including memory loss and confusion 1 hazard
Black Mold (Stachybotrys) Danger high
immune suppression 1 hazard
Black Mold (Stachybotrys) Danger high
chronic fatigue 1 hazard
Black Mold (Stachybotrys) Danger high
often asymptomatic for years 1 hazard
PFAS in Tap Water high
linked to kidney and testicular cancer 1 hazard
PFAS in Tap Water high
thyroid disease 1 hazard
PFAS in Tap Water high
reproductive problems 1 hazard
PFAS in Tap Water high
0-2 hours: headache, nausea, dizziness 1 hazard
Carbon Monoxide Poisoning Timeline critical
2-6 hours: confusion, drowsiness, blurred vision 1 hazard
Carbon Monoxide Poisoning Timeline critical
6+ hours: unconsciousness, brain damage, death 1 hazard
Carbon Monoxide Poisoning Timeline critical
chest pain in people with heart conditions 1 hazard
Carbon Monoxide Poisoning Timeline critical
flu-like symptoms that improve when leaving the home 1 hazard
Carbon Monoxide Poisoning Timeline critical
loss of coordination 1 hazard
Carbon Monoxide Poisoning Timeline critical
asymptomatic for 10-40 years after exposure 1 hazard
Asbestos in Popcorn Ceilings high
mesothelioma (cancer of lung or abdominal lining) 1 hazard
Asbestos in Popcorn Ceilings high
asbestosis (progressive lung scarring) 1 hazard
Asbestos in Popcorn Ceilings high
lung cancer 1 hazard
Asbestos in Popcorn Ceilings high
chest pain and tightness 1 hazard
Asbestos in Popcorn Ceilings high
often no immediate symptoms 1 hazard
Tap Water Safety moderate
gastrointestinal issues from pathogens 1 hazard
Tap Water Safety moderate
lead exposure symptoms in children 1 hazard
Tap Water Safety moderate
skin and hair irritation from chlorine 1 hazard
Tap Water Safety moderate
long-term organ damage from chronic exposure 1 hazard
Tap Water Safety moderate
reproductive and developmental effects 1 hazard
Tap Water Safety moderate
burning or watering eyes 1 hazard
Formaldehyde in Furniture moderate
throat and nasal irritation 1 hazard
Formaldehyde in Furniture moderate
sleep disruption in infants 1 hazard
Formaldehyde in Furniture moderate
worsening asthma or respiratory symptoms 1 hazard
Air Purifier Risks moderate
chest tightness from ozone exposure 1 hazard
Air Purifier Risks moderate
coughing from recirculated pollutants 1 hazard
Air Purifier Risks moderate
no immediate symptoms — radon is invisible and odorless 1 hazard
Radon Danger Myths vs Facts high
lung cancer (long-term exposure) 1 hazard
Radon Danger Myths vs Facts high
persistent cough developing over years 1 hazard
Radon Danger Myths vs Facts high
chronic headaches at home that improve when you leave 1 hazard
House Making Me Sick (Comprehensive Guide) high
persistent fatigue and brain fog 1 hazard
House Making Me Sick (Comprehensive Guide) high
unexplained respiratory issues 1 hazard
House Making Me Sick (Comprehensive Guide) high
allergy-like symptoms that only occur indoors 1 hazard
House Making Me Sick (Comprehensive Guide) high
nausea and dizziness 1 hazard
House Making Me Sick (Comprehensive Guide) high
skin irritation and rashes 1 hazard
House Making Me Sick (Comprehensive Guide) high
worsening asthma or new-onset breathing problems 1 hazard
House Making Me Sick (Comprehensive Guide) high
irritability and aggression 1 hazard
Lead Paint Hazards high
hearing loss 1 hazard
Lead Paint Hazards high
seizures at high exposure levels 1 hazard
Lead Paint Hazards high
coughing and throat irritation 1 hazard
PM2.5/PM10 Particulate Matter high
cardiovascular stress 1 hazard
PM2.5/PM10 Particulate Matter high
airway inflammation 1 hazard
Nitrogen Dioxide (NO2) moderate
asthma exacerbation 1 hazard
Nitrogen Dioxide (NO2) moderate
increased susceptibility to respiratory infections 1 hazard
Nitrogen Dioxide (NO2) moderate
dizziness and headaches 1 hazard
Benzene Exposure high
drowsiness 1 hazard
Benzene Exposure high
tremors 1 hazard
Benzene Exposure high
increased cancer risk with long-term exposure 1 hazard
Benzene Exposure high
bone marrow suppression 1 hazard
Benzene Exposure high
facial numbness 1 hazard
Trichloroethylene (TCE) high
liver and kidney damage with chronic exposure 1 hazard
Trichloroethylene (TCE) high
increased cancer risk especially kidney cancer 1 hazard
Trichloroethylene (TCE) high
skin conditions including chloracne 1 hazard
Polychlorinated Biphenyls (PCBs) high
endocrine and hormonal disruption 1 hazard
Polychlorinated Biphenyls (PCBs) high
neurological effects in children 1 hazard
Polychlorinated Biphenyls (PCBs) high
skin irritation and itching 1 hazard
Fiberglass Insulation Dust moderate
eye redness and irritation 1 hazard
Fiberglass Insulation Dust moderate
throat irritation and coughing 1 hazard
Fiberglass Insulation Dust moderate
chest discomfort 1 hazard
Fiberglass Insulation Dust moderate
Not Sure Which Hazard? Take the Quiz →

Is your home making you sick?

Take the free 2-minute air quality quiz.

Check →
🏠

Indoor air is 2-5× more polluted than outdoors. (EPA)

Test your home before your family breathes another day.

Scan Free →