Learn why phlegm happens and discover gentler, everyday ways to remove it without resorting to loud “uncle coughs”.

Finding it hard to breathe when you lay down is medically called orthopnea. Find a list of potential causes to help narrow down your overall risk here.

How can a long-standing cough that does not produce phlegm, and stops as soon as you fall asleep, be cured by watching a ...

which leads to more coughing, which irritates your lungs, and so on. Postnasal drip. When you're congested, mucus can drip down from your nose into the back of your throat, making you cough.