I think trading can definitely become addicting exactly like gambling especially with derivatives where the highs and lows are powerful and fast. One apparent symptom is when you start trading out of impulse rather than strategy like feeling the want to create a position even when there’s no clear setup and another is when your mood is dictated by your trades win and you’re pleased loss and you’re furious or depressed also if you continually raising your risk or try to chase losses that’s a red flag. When trading stops being planned and becomes emotional it starts to look more like gambling than investment