Feeling nervous before a race is normal, but learning to manage it can boost...

https://troyssuperbchat.evergrovio.com/posts/pre-race-routine-examples-for-sim-racing

Feeling nervous before a race is normal, but learning to manage it can boost your focus on track. One simple tip is to breathe in for a count of four, then out slowly for six to eight—this helps calm your nerves