It used to be a common problem for me to have very high calculating ability for the first few matches, and then I would make tons a blunders when I play the 10th or more. While for the most part memorizing lines, and having tactics become more inherent is allowing me to play more games, but I still can’t command the high level of analysis I would of at the beginning of the day.
So how do I keep from my brain exhausting?
“Do you drink water during that time? Do you snack or drink soda?”
For the most part, no. I’m in the zone