By week four of training, fatigue often sets in—sleep becomes your top recovery...

https://highstylife.com/what-does-carboxy-thc-mean-on-a-drug-test-an-mma-fighters-guide-to-thc-metabolites-and-ufc-policy/

By week four of training, fatigue often sets in—sleep becomes your top recovery tool. Planning hours between sessions with a simple evening buffer after late sparring helps you recharge better