Spent nine years in esports, and I have seen enough burnout to know that...
https://atomic-wiki.win/index.php/How_Pro_Players_Actually_Avoid_Burnout_from_Grinding
Spent nine years in esports, and I have seen enough burnout to know that grinding hard isn't everything. True performance relies on recovery. Start simple. Take a break every 90 minutes to reset your focus. It clears the brain and saves your mechanics