i wish i could stop coughing

I wish. All my life is living under the shadow of bad cough since teenagerhood every time after getting cold. I forgot when was my last time I had a feaver. It is simply not working at all. All those pains of unbeatable cough caused is endless. And the mucas is like a thick wall blocking me away from the air. Can God help me out of there??? If there is one God...