Chest Congestion Symptoms What Is My Chest Congestion A Symptom Of?

What is my chest congestion a symptom of? - chest congestion symptoms

For about a week I had severe chest tightness. I still have a runny nose or any other type of pain and I do not believe that his pneumonia, but I'm not sure what could be. The only sign of a cold we have had is congestion. No idea what could be?