Most of the reasons for your lingering cough are nothing ... You tend to produce more mucus (which helps fight infections) during a cold. But even after, you might still have residual sinus ...
You’ve felt it before—a persistent drip at the back of your throat that lingers like a guest who has overstayed their welcome. The constant tickle and sniffling is caused by mucus that drips down the ...
You might have lingering symptoms for days or even weeks after your cold has gone away ... Runny nose and sneezing Expectorants thin mucus, making it easy to cough up if you have a runny nose.