Episode 265: Why Daylight Matters for Health, Mood, and Productivity

How does daylight affect health, mood, productivity, and the way we experience our homes and workplaces? In this episode of the Clear Impact Podcast, host Sherri Connor speaks with Dr. Jennifer Veitch, an internationally recognized expert in lighting research and environmental psychology. Together, they explore how daylight influences circadian rhythms, workplace satisfaction, emotional wellbeing, and building design. The conversation also covers practical strategies for architects, builders, and homeowners looking to improve daylight performance without sacrificing energy efficiency. What You’ll Learn - Why daylight plays a critical role in human wellbeing - How circadian rhythms respond to natural light - The connection between daylight and workplace productivity - Common daylighting mistakes in building design - How glazing and shading solutions support healthier spaces - Simple ways homeowners can improve daylight exposure Episode Highlights - 01:48 — Dr. Jennifer Veitch’s background in environmental psychology - 02:47 — Circadian rhythms and emotional health - 04:25 — Daylight’s impact on workplace productivity - 05:44 — What architects should prioritize in daylighting - 07:21 — Common mistakes in building design - 08:46 — FGIA and the industry focus on daylight and health - 10:11 — Simple homeowner strategies for better daylight - 12:37 –- Best rooms to have the most light in your home - 14:43 -– Is daylight (NIR) part of a bigger health focus in the future Meet the Guest Dr. Jennifer Veitch is an internationally recognized researcher specializing in lighting, environmental psychology, and human wellbeing. She spent more than three decades with the National Research Council Canada and is a Fellow of the Royal Society of Canada. Her research has helped shape industry understanding around daylight, workplace performance, and healthy building design. Tools, Frameworks, or Strategies Mentioned - Circadian rhythm research - Spatial daylight autonomy - Glare control strategies - Low-E glazing technologies - Exterior shading systems - Human-centered building design Closing Insight Daylight is more than a design feature. It shapes how people think, feel, work, and recover every day. Subscribe to the Clear Impact Podcast for more conversations about building science, design innovation, and the future of healthier living environments.