The cortisol spikes are what get me. I can drink or not drink, exercise or not exercise, take magnesium or not take magnesium. The brain wants to tell me at 630 or 7 all the things that can go wrong or todos, instead of letting me sleep til 8. Sometimes it's much earlier than that.
I also wake up at the slightest sound or movement. It's been like this since I was a child. I'm defective, and all the bro science Youtube videos with top 10 science -based 'hacks' don't solve the problem. Know what does? Anti anxiety medication, but doctors don't prescribe benzos anymore.