These are some methods and practices I think traders could use in controlling their emotions when they lose while trading, you could give your opinions or add more if you got any, also I'm open to corrections so feel free to include some corrections in any statement you feel I'm wrong.
To deal with unnecessary losses in trading one must understand how it works and most people get involved in trading because they have not studied it properly. Controlling emotions in trading is important so that a person does not experience pressure and these emotions can be controlled when we do not engage in excessive trading. Usually beginners are much more at risk of experiencing panic when trading because they don't know what to do when trading doesn't match their plan.
Managing emotions well will help us get involved in risks and although trading does not guarantee permanent victory, when we are able to control risks it is much easier for people to control themselves. Trading must be seen to what extent people can control themselves and when trading takes place it will definitely result in risks.