Racing nerves can easily disrupt focus, but simple breathing can help—try a...

https://www.bookmark-belt.win/feeling-nervous-on-the-grid-is-normal-but-managing-that-focus-can-make-all-the

Racing nerves can easily disrupt focus, but simple breathing can help—try a 4-count breath in, then slowly exhale for 6 to 8 counts to calm your mind