I am experiencing cough that gets worse with lying flat, and that is chronic, and without blood in phlegm, without barky, hoarse, or hacking sound, without no phlegm or mucus, without a whooping sound upon breathing in, persistent in winter, chest pressur

Main leads. Would be postnasal drip, reflux induced or pure asthma or reactive airway disease with many others possible, but less likely. Combinations of the above are also possible. Talk to your doc about your symptoms and take a log with all details included as you started on this platform.