In my data my REM and deep sleep percentages both improved while my total time asleep went down (in my mind a win-win). Subjectively my sleep velocity also impr

In my data my REM and deep sleep percentages both improved while my total time asleep went down (in my mind a win-win). Subjectively my sleep velocity also improved. I don't have data for what happens when I have 2+ drinks but that definitely has a deleterious effect on my sleep. Especially after 3.