Research reviews · Health spotlights
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Evidence on mold, indoor air quality, and how what you breathe affects how you feel.
Classroom Air and Test Scores: Does Ventilation Help?
In 3,109 students across 140 classrooms, rooms with more fresh air scored higher on math tests. What classroom ventilation data means for the air at home.
Read article →Which Molds Trigger Asthma Flare-Ups?
A meta-analysis of 7 studies found four common house molds raised asthma flare-ups 36-48% - but Cladosporium and Alternaria carried the signal.
Read article →Alternaria Mold and Severe Asthma: A Late-Summer Risk
In young asthma patients who suffered a respiratory arrest, 91% were allergic to Alternaria mold versus 31% of others. What the late-summer spore risk means.
Read article →Traffic Pollution and Childhood Asthma: The Indoor Risk
A review of 41 studies ties traffic soot to children developing asthma, about 8% higher odds per step of black carbon. The soot drifts indoors. What helps.
Read article →Workplace Mold and COPD: A Musty Office and Adult Lungs
A Finnish study tied workplace mold odor to triple the odds of Asthma-COPD Overlap in adults (OR 3.43); home mold showed no link. What it means for you.
Read article →Mold, Moisture Damage and Persistent Wheeze in Kids
Engineers inspected 344 children's homes: major moisture damage or visible mold more than tripled the odds of a persistent childhood wheeze tied to later asthma.
Read article →Does Home Mold Cause New Asthma? 16 Studies Weigh In
A meta-analysis of 16 forward-looking studies links home dampness and mold to developing new asthma - and trained inspectors saw far more than residents did.
Read article →Indoor CO2 and Thinking: Can Stale Air Dull Decisions?
A chamber study of 22 adults found decision-making declined as indoor CO2 rose from 600 to 2,500 ppm, levels a closed meeting room reaches within an hour.
Read article →Do HEPA Air Purifiers Help Child Asthma? What an RCT Found
A year-long randomized trial: HEPA cleaners cut bedroom particles about 60%, but the main child-asthma score didn't move. What actually helped, and why.
Read article →Home Mold and Child Asthma: Worse Control, Not Just Allergy
A study of 424 children found damp, moldy homes meant worse-controlled asthma and more urgent visits, even in kids who weren't allergic to mold.
Read article →Secondhand Smoke & Childhood Asthma: The Prenatal Link
A meta-analysis of prospective cohorts found smoking in pregnancy carried the largest childhood-asthma signal - about 85% higher odds (OR 1.85) in the youngest.
Read article →Mold Removal and Asthma: Evidence From a Randomized Trial
A South Wales randomized trial removed mold from 164 homes — breathing problems and reliever use fell in treated homes, even when the mold wasn't fully cleared.
Read article →Mold and Depression: Can a Damp Home Affect Your Mood?
A WHO study of 5,882 adults found damp, moldy homes carried 34-44% higher odds of depression - a link the researchers set out to debunk but couldn't shake.
Read article →Mold, Dampness and Repeat Infections: A 27-Year Study
A 27-year study of 2,568 people found damp or moldy homes had 15% more colds and 47% more chest infections, with risk rising the longer the damp lasted.
Read article →Range Hoods and Indoor Air: What Cooking Does to Your PM2.5
In 35 homes of children with asthma, never using the kitchen range hood meant 8.3% more time at unhealthy PM2.5 — an effect about the size of secondhand smoke.
Read article →Do Houseplants Clean Indoor Air? What the Research Says
A review of 12 chamber studies found the median houseplant clears just 0.023 m3 of air an hour — you'd need 10 to 1,000 plants per square meter to matter.
Read article →Wildfire Smoke and Your Lungs: Why Indoor PM2.5 Matters
A 14-year study of 1.6 million hospital visits found wildfire-smoke PM2.5 up to 10x more harmful to breathing than ordinary particles — and it gets indoors.
Read article →Damp Homes and Child Wheeze: Can Cleaning Fix It?
A study of 4,618 children found damp homes raised wheeze odds up to 1.90x, and ordinary cleaning and open windows didn't undo it. The fix is drying the house.
Read article →Bedroom Mold and Childhood Asthma: What Inspectors Found
A Finnish birth cohort of 398 children found home mold in the bedroom and living room, not the bathroom, tied to higher childhood asthma odds by age six.
Read article →Mold, Dampness and Kids' Sleep: What the Research Shows
A German study of 1,719 children tied home mold and dampness to worse sleep, with night waking about 2.5 times more likely. What it means and how to fix it.
Read article →Moldy Smell and Asthma After 50: The Odor You Can't See
A survey of 302 UK residents found a moldy odor you can't see went with 2.4x the odds of asthma after 50 — a stronger signal than visible mold. What it means.
Read article →5 Places Mold Hides in Vancouver, WA Homes
The most common hidden mold locations in Pacific Northwest homes, and how room-by-room air testing finds them before they spread.
Read article →Mold and Kids' Lungs: The 4 Common Molds That Matter
Across 15 studies of children under 5, four common indoor molds — Aspergillus, Penicillium, Cladosporium, Alternaria — carried the highest breathing risk.
Read article →Mold, Dampness & Asthma: 1 in 5 U.S. Cases Linked
Dampness and mold are tied to roughly 1 in 5 U.S. asthma cases in the published estimates. What the attributable-fraction research means for your home.
Read article →Mold and Rhinitis: Can Home Dampness Cause a Runny Nose?
Pooled studies link visible home mold and dampness to meaningfully higher odds of rhinitis — the runny, stuffy nose you might blame on pollen.
Read article →You can't see radon. You can measure it.
Pooled European data links higher indoor radon to more lung cancer, and the risk climbs sharply for smokers. You can't see radon, but you can measure it.
Read article →Mold in a baby's first year isn't just a smell
A seven-year birth cohort found mold exposure in a baby's first year tracked with higher odds of later childhood asthma. Why the timing matters most.
Read article →A gas stove isn't only a cooktop. It's 32% higher odds of childhood asthma.
A 41-study meta-analysis tied gas cooking to 32% higher odds of childhood asthma. Why kitchen NO2 builds up and how venting outside cuts the exposure.
Read article →For Patients Using Shoemaker's Protocol: How Does Real-Time Air Testing Fit In?
For Patients Using Shoemaker's Protocol: How Does Real-Time Air Testing Fit In — IllumenAir research review.
Read article →Why Real-Time Mold Inspection Is Changing IAQ Testing
How real-time mold inspection delivers airborne mold data in a single visit — no waiting days for lab results.
Read article →Portland, OR Mold Inspection: Real-Time Air Testing
real-time mold inspection for Portland, OR homes — fast, data-driven indoor air quality testing for a damp climate.
Read article →Ridgefield, WA Mold Inspection: Real-Time Air Testing
real-time mold inspection for Ridgefield, WA homes — same-day airborne mold data, room by room.
Read article →Vancouver, WA Mold Inspection: Real-Time Air Testing
real-time mold inspection for Vancouver, WA homes — fast, data-driven indoor air quality testing.
Read article →Is Mold Toxicity Really a Problem? A Clinical Perspective
Is Mold Toxicity Really A Problem A Clinical Perspective From A PMC Article — IllumenAir research review.
Read article →Health Spotlight: Mold Allergies and Your Overloaded Body
Health Spotlight Mold Allergies And Your Overloaded Body — IllumenAir research review.
Read article →Mold Safety Tip: Why Mold-Sensitive Occupants Should Avoid DIY Cleanup
Mold Safety Tip Why Moldsensitive Occupants Should Avoid DIY Cleanup — IllumenAir research review.
Read article →How Shoemaker's Protocol and Real-Time Air Testing Work Together
How Shoemakers Protocol And Realtime Air Testing Work Together — IllumenAir research review.
Read article →You Can't See Radon — You Can Measure It
You Cant See Radon You Can Measure It — IllumenAir research review.
Read article →Mold Safety Tip: Moisture Control Without Personal Exposure
Mold Safety Tip Moisture Control Strategy Without Personal Exposure — IllumenAir research review.
Read article →Health Spotlight: Validating Mold Sensitivity and How You Feel
Health Spotlight Validating Mold Sensitivity And How You Feel — IllumenAir research review.
Read article →The Runny Nose You Blame on Pollen May Be Your Walls
The Runny Nose You Blame On Pollen May Be Your Walls — IllumenAir research review.
Read article →For Medical Professionals Using Shoemaker's Protocol
For Medical Professionals Using Shoemakers Protocol — IllumenAir research review.
Read article →Mold, Mycotoxins, and a Dysregulated Immune System: What a 2021 Review Says
Mold Mycotoxins And A Dysregulated Immune System What A 2021 Review Says — IllumenAir research review.
Read article →Mold Inhalation, Innate Immunity, and Brain Symptoms: A Controlled Exposure Study
Mold Inhalation Innate Immunity And Brain Symptoms Insights From A Controlled Exposure Study — IllumenAir research review.
Read article →Health Spotlight: Mold Sensitivity and How You Feel
Health Spotlight Mold Sensitivity And How You Feel — IllumenAir research review.
Read article →Mold Safety Tip: Why You Should Avoid Cleaning Mold Yourself
Mold Safety Tip Why You Should Avoid Cleaning Mold Yourself — IllumenAir research review.
Read article →Chronic Inflammatory Response Syndrome (CIRS): What a 2024 Review Found
Chronic Inflammatory Response Syndrome Cirs And The Evidence For Treatment What A 2024 Review Found — IllumenAir research review.
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