Racing drivers face intense pressure, but managing nerves and staying focused...

https://delta-wiki.win/index.php/Is_Adrenaline_Good_or_Bad_for_Performance%3F_Understanding_the_Inverted-U_Curve_and_How_to_Harness_Arousal

Racing drivers face intense pressure, but managing nerves and staying focused is key to good performance. One helpful tip is to breathe in for a count of four, then out slowly for six to eight—this calms the body