"For example, research published last month suggests that night owls who cut their exposure to artificial light and boosted their exposure to sunlight found the

"For example, research published last month suggests that night owls who cut their exposure to artificial light and boosted their exposure to sunlight found their body clocks shifted towards earlier waking and sleeping" Where I live there is not much sunlight except for a few months in a year. So I get up at 10:40, hopefully get to work at noon, go to sleep at 2AM. And don't feel so well.