I have a persistent cough but my throat doesn't hurt. the last two nights i've also woke up with chest pains and hard to breath. what's wrong?

Cough is chest pain: Chest pains in your age group is unlikely related to the heart. If you have had a productive cough and having chest pains this is likely an infectious process such as pneumonia and your will need a chest x-ray performed and antibiotics. If you have had a chronic cough for weeks associated with sob this could be asthma a pulmonary function test can diagnose. Consult with primary doctor for work up.