Everywhere I have read about trading, it is mentioned that one should trade "without emotions". As human beings this is impossible. Our brains aren't wired that way. So I believe in self care.
After a loss, I step away from the trading desk and take care of myself. I'll take a walk, snuggle with my dog or make myself a hot cup of tea. Feel good activities, even for 10 minutes will prevent revenge trading and allow you to acknowledge loss and accept the loss, then get back to ...