I've been a night owl my whole life, with the exception of that period during secondary school where I was so depressed in the evenings I went to bed early and as a consequence woke up super early. I have followed every advice, meditation (1yr), excercise (3*1.5hrs per week for 18 months), staving off screens after 18:00 (8mo), no caffiene, no sugar, no food of any kind, I also tried: too much food, cooling my body d…
I have three kids and spent 11 years in the military waking up a 5 AM. That didn't reset or change my natural rhythm.
My answer is that you need to find a job/lifestyle that fits your natural cycle. It's not perfect but I get to set my own schedule for the most part and it's working ok for me right now.