Systematic Cloth Folding Impacts Sanitary Results>>>
This video details a scientific study comparing cleaning techniques to determine how systematic cloth folding impacts sanitary results. By measuring organic residue with ATP meters, researchers discovered that traditional "wadding" or bunching a towel causes it to rapidly lose effectiveness,…
Ventilation & Tight Buildings>>>
By INDEX Editorial Team | Based on peer-reviewed research ─ If your home or building is newer, recently weatherized, or noticeably better sealed than older structures, you may have heard two competing messages: “A tight building is more efficient and…
Equivalent Melanopic Lux (EML)>>>
Equivalent Melanopic Lux (EML) is a metric used in lighting design to measure how much a light source stimulates the human biological clock, rather than just how bright it looks to the human eye. While traditional "lux" measures the light…
Indoor Humidity>>>
By INDEX Editorial Team | Based on peer-reviewed research ─ Indoor humidity is one of the most overlooked parts of indoor environmental quality. Many people notice the symptoms before they notice the cause: dry eyes, scratchy throat, static shocks, condensation…
Chemical Exposure and Skin Contact>>>
By the INDEX Editorial Team | Based on peer-reviewed research ─ If your hands feel dry, itchy, red, or irritated after cleaning, handling products, or working around solvents, detergents, or building materials, you are not imagining the connection. Skin contact…
Indoor Environmental Pollutants and Cancer>>>
By INDEX Editorial Team | Based on peer-reviewed research — Americans spend most of their time indoors. That simple fact matters because the air and materials inside homes, schools, and workplaces can contain pollutants with meaningful health implications over time…
HEAL Handbook: Architecture and Design for Healthy Schools (Podcast)>>>
Architecture and Design for Healthy Schools — Based on The HEAL Handbook, written by associates of INDEX, its Indoor Health Council, and DAG Architects — About the HEAL Handbook (HH) — HH provides a comprehensive framework for designing educational facilities…
Seasonal Affective Disorder (SAD) and Light Therapy>>>
By INDEX Editorial Team | Based on peer-reviewed research - Why winter lighting can change how you feel - If your mood reliably dips when days get shorter, you are not imagining it. Seasonal affective disorder (SAD) is a form…