Tip n°6: breathing exercises (Conclusion)
Probably At the beginning it will be hard to be alone with yourself, eyes closed for 15 minutes. The thoughts will go in all directions and unpleasant emotions will surface. This is quite normal and it will get better with time.
The important thing is to be consistent in practicing and accept the thoughts and emotions that arise without judging them. Your body will slowly release negative emotions. Your mind will be calmer. All this will take you to a better sleep.