Circadian Light Schedule: The Full 24-Hour Routine
Bright days, dark evenings. The hour-by-hour light routine, from the morning anchor to the 9pm descent.
Can a Regular Red Light Bulb Work as Red Light Therapy?
Colour is what your eye sees. Therapy is wavelength and irradiance, two numbers a five euro bulb doesn't have.
Does Night Shift Actually Help You Sleep? What It Misses
Tested directly in 2021: Night Shift users slept no better. Your phone is one of six light sources, usually the smallest.
Can Red Light Therapy Replace Sunlight in Winter?
No for the clock, yes for the missing half: sunlight is about 50% infrared, and winter deletes it. The split explained.
At Home Red Light Therapy for Wrinkles: Clinic-Grade LEDs
Same LEDs as the clinic, without the 90 euro sessions. What three controlled trials measured, week by week.
How to Get More Deep Sleep for Muscle Recovery
Growth hormone peaks in slow-wave sleep. Five levers, ranked, that protect the night your training depends on.