If you let anger stay fresh on your mind it begins to consume every area of your life. When you are angry you put pressure on your physical body also. It starts out over one situation that you could not avoid that starts eating you up inside. You must learn to let go of the anger before it does permanent damage. As you begin to get angry and you feel your body tightening just imagine the pressure on your internal organs. You may recover quickly personally but raising your blood pressure in a fit of anger can bring on Sudden Cardiac Arrest that you can't recover from.