Try 3-a-day's from a 100+ degree ramp @ Tyndal when 40 years "young" .... then we'll talk.
Your method is wrong. I suspect you are spending too much time in the gym and not taking enough medicinal alcohol after the final debrief. It aids in acquiring a good night's sleep with the resultant recovery.
LOL!! Yeah ...I used to do a safe for solo check in the morning and then two PAs early morning to afternoon. Those were only twice a week, and a permanent sniv in ops. That was when I was 33-years old! 10X's a week ...man I was young!