The diabolical twist in the wiring of your circadian visual system is that it takes a lot

Well SupportedViewing morning sunlight organizes sleep-wake rhythms, which in turn increases motivation for exercise, focused work, and general well-being.

Partially SupportedEven one or two photons of light hitting the retina at night can signal the suprachiasmatic nucleus to impair melatonin production.

Partially SupportedControlling light exposure can positively influence immediate and long-term well-being.

Partially SupportedCircadian health is linked to physical and mental health.