Why going to sleep during the 'golden hour' could save your life

I felt the study was flawed the instant I saw they tied the golden hour to a time. So if I drive a mile to cross the river into the next time zone, I can stay up an extra hour? This study should have been tied to a concept of sleep rhythm or how long you stay up after you wake each morning. But tying it to such a poor concept of our time(which is tied to time zones which abruptly start/end at specific locations) doesn't give me much faith in the study.

Or far southern hemispheric; I stayed at my uncles last night on a makeshift bed in the living room, He has a network of connected goldfish tanks (connected by water filled plastic tubes the fish can migrate through) He has the whole thing on a seasonally adaptive sunrise / sunset lighting system. Mirroring that chesapeake bay ecosystem simulation in which the crabs migrated with the season, the fish move north and south following subtle temperature gradients during the year. This morning I woke up to an amazing underwater sunrise filtered through undulating seaweed As I opened my eyes to the cold winter morning (my uncle has no heater) in my sleeping bag and red wool beanie, I felt as if finally I had joined team zissou