How to Get a Good Night's Sleep

In modernity, we have dislocated ourselv s with constant ambient temperature. We evolved to be told to go to sleep using this thermal cue. Together with light. Is the other thing. For a long time we thought it was just light that regulated our sleep. It's not. Its light and its temperature, those two things n if anything, it may be temperature that it's even more powerful than light. But both are powerful. A regularity is key as well. I think if there's a single piece of advice, go to bed at the same time, wake up at thesame time. Which is not what anyone teaches you. You know, people get no sleep