BACKGROUND Asthma, post-nasal drip syndrome (PNDS), and gastro-oesophageal reflux (GOR) account for many cases of chronic non-productive cough (CNPC). Each may simultaneously contribute to cough even ...

Is it better to spit out or swallow mucus when you’re sick? “Generally, it doesn’t make a significant difference whether you spit or swallow phlegm,” Tossounian said.