Opposite action is a technique used in Dialectical Behavioral Therapy (DBT) to manage difficult emotions. It is to act or think in a way that is opposite to the emotion you are feeling.
None
10-30 minutes
2-3 times per week
As needed.
Any
At first, it can cause frustration, because it is difficult to resist the impulses.
If you have a mental disorder, it's best to consult a professional.