Articles tagged with "circadian rhythm"

Most blue light glasses are not built for sleep. This guide explains which lens colors actually block melanopsin-relevant wavelengths, when to wear them, and where glasses fit in a real evening light strategy.

Indoor lighting is one of the most ignored health levers in the house. This guide explains melanopic lux, morning light timing, evening melatonin suppression, and how to fix room-by-room lighting without turning your home into a laboratory.

Napping can boost alertness and cognitive function—or it can sabotage your nighttime sleep. Learn the evidence-based rules for naps that enhance rather than interfere with your sleep.

How you start your morning sets the tone for your entire day. Discover the evidence-based habits that optimize energy, focus, and mental clarity from the moment you wake.

Your bedroom environment profoundly impacts sleep quality. Learn how to optimize light, temperature, sound, and air quality for restorative rest.

Discover how sleep cycles, REM phases, and circadian rhythms affect your health—and the evidence-based strategies to improve every stage of your sleep.

The light in your home is programming your biology every hour of the day. Learn how to design a lighting environment that supports energy, focus, mood, and sleep across the day.