I have a masters in biochemical engineering, so I am qualified to speak on this:

Revenge trading is not a discipline issue.
It’s a neurological response to perceived threat.
After a loss, your amygdala triggers a fight-or-flight response:
Here are some facts:
1. cortisol spikes
- 20 mins for cortisol to return to baseline levels after stress response
2. rational thinking drops
- 500 ms for the amygdala hijack to signal a threat.
3. Perceived threat
- Losses feel 2x as painful as gains feel good
This is why traders:
* size up impulsively
* abandon their system
* chase losses they “need” back
The dangerous part?
Your brain will rationalize it as “being aggressive” or “taking the next setup.”
The pattern is almost always the same:
Loss → justification → increased size → impulsive re-entry → spiral.
The solution is not more willpower.
It’s structure:
* hard daily loss limits
* forced resets after losses
* journaling emotional state
* recognizing the impulse before acting on it
Your edge is not avoiding losses.
Your edge is protecting yourself after them.