Some say that circadian rhythem is so important, but I say, when you grow up 200mi from the arctic circle all that 'science' goes out the window. I don't need sunlight to be happy. I'm immune to daylight time.
Discussion
The Jack Kruse hypothesis is that natural D2O depletion in high latitude glacial meltwater improves mitochondrial efficiency, compensating for the lower light levels.
nostr:note103w5dyds5k670edyhyf09xrkayftkuwzd9ew20nxrzy6gm0vmqlsjncqf8
also will check this out, I had not heard of this
Tbf the stars and the moonlight eliminates the need for a headlamp at all times. I realized that I could not get away with that at lower latitudes, I had never seen darkness.