Ez.....actually, it does the opposite. It helps to externalize the emotion, rather than keeping it inside and "chewing" on it. That is why you don' edit it and destroy it immediately.
By the way, I didn't just make it up----I learned about this exercise in a psychology textbook, during a psychology course I was taking at the local college.
It might also help if y9u get outside and do something---anything!----How about going outside and feeding the birds, if nothing else. Birds always appreciate you.
The idea is to just get through this day.