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vitamin D

Morning Sunlight and Circadian Rhythm After 45

October 17, 2026February 19, 2026 by Ken Gardner
Man walking dog during morning sun exposure for longevity and circadian rhythm reset

Explore morning light and sleep timing, individual differences, safety considerations, and a simple routine diary without fixed-dose promises.

Categories Blog Tags biological age, circadian rhythm, healthspan, longevity, morning sunlight, vitamin D

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