In a fully functional organism, an emotion has a very short life span. It is like a momentary ripple or wave on the surface of your Being. When you are not in your body, however, an emotion can survive inside you for days or weeks, or join with other emotions of a similar frequency that have merged and become the pain-body, a parasite that can live inside you for years, feed on your energy, lead to physical illness, and make your life miserable