Why does switching hobbies or games suddenly lower my anxiety?

There was a day I was playing Turok with low-medium anxieties but when I switch to Perfect dark my anxieties levels gets lowered instantly to the point I can play perfect dark with no anxieties.
Why does switching hobbies or games suddenly lower my anxiety?
Why does switching hobbies or games suddenly lower my anxiety?
Why does switching hobbies or games suddenly lower my anxiety?
Why does switching hobbies or games suddenly lower my anxiety?
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