How designers are using breakthroughs in biologically effective lighting to mimic natural light cycles and improve human health at home and at work. Circadian lighting — and biologically effective lighting more broadly — is an exciting frontier in the design industry with immense potential to improve occupants’ quality of life. These strategies focus on creating lighting conditions that harmonize with our biological clock, improve alertness, and support hormonal balance. The ongoing exploration of light’s effects on health is paving the way for significant advancements in biologically effective lighting design. Innovations such as simplified controls, adjustable spectrum luminaires, and artificial daylight solutions can help create environments that not only meet aesthetic and functional needs but also enhance well-being. As we continue to refine our approaches, the potential for cost-effective circadian lighting solutions that align with our biological rhythms becomes increasingly feasible, ultimately fostering healthier living and working environments.  Breakthroughs in Biologically Effective Lighting Design | EC&M