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The Environment We Live In

Why Clean Matters

A clean home is about more than appearance. Explore the research behind indoor air quality, clutter, organization, and the ways our everyday home environment can affect how we feel and function.

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What the Research Shows

Your Home Environment Can Affect How You Feel & Function

Research has explored how indoor air quality, household dust, clutter, and other aspects of the home environment may relate to physical health, cognitive performance, stress, and everyday well-being.

Health Score visual showing before and after cleaning impact on mental well-being, sleep, air quality, disease protection, physical health, and healthy habits.
90%
Most of Our Time Is Spent Indoors
Americans spend roughly 90% of their time indoors, making the quality of the indoor environment an important part of everyday exposure.
Harvard T.H. Chan School of Public Health — Healthy Buildings Program
Dust + Allergens
What's in Household Dust
Household dust can contain pollen, mold spores, pet dander, dust mites, and other biological contaminants. The EPA recommends routine vacuuming and damp dusting to help reduce the buildup of indoor dust and allergens.
U.S. Environmental Protection Agency — Indoor Particulate Matter
Indoor Air + Mood
Indoor Air Pollution & Mental Health
A 2024 systematic review and meta-analysis found that exposure to indoor air pollution, including pollution from solid-fuel use and secondhand smoke, was associated with a higher risk of depression.
PMC / BMJ Open — Indoor Air Pollution & Depression, 2024
Indoor Air + Focus
Air Quality & Cognitive Performance
Harvard researchers have found associations between indoor air conditions and cognitive performance. Studies of both office workers and people working from home found that factors including ventilation, CO₂, and particulate matter can be associated with differences in cognitive test performance.
Harvard T.H. Chan School of Public Health — Home/Work Study
#2
Why Radon Testing Matters
Radon is the second leading cause of lung cancer in the United States. The EPA estimates that radon exposure causes about 21,000 lung cancer deaths each year. Testing is the only way to know the radon level in a home.
U.S. Environmental Protection Agency — Health Risk of Radon
Clutter + Stress
Home Environment & Everyday Stress
UCLA researchers found that women who described their homes as more cluttered or unfinished showed different daily cortisol patterns and reported worsening mood over the course of the day. The findings suggest that how we experience our home environment can be related to everyday stress.
UCLA — No Place Like Home: Home Tours, Mood & Cortisol
A Note About the Research

Information, Not Health Claims

The research and resources shared on this page are provided for educational purposes and explore ways the indoor environment may relate to health, comfort, stress, and everyday well-being.

Research findings may show associations and do not mean that professional cleaning prevents, treats, or cures any health condition. Clean Living Co. does not provide medical, environmental, or diagnostic services.

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