There are many reasons why a person might cough up phlegm without feeling sick. Possible causes range from allergies to acid reflux. Learn more here.

An occasional cough is a natural response to irritants in your throat and airways. It's a protective mechanism designed to clear out foreign particles, mucus, and other substances that may have ...

It also causes an increase in mucus or phlegm production in the air passages, which may decrease airflow while breathing. This especially affects breathing out, according to a 2021 research article .

Breathing is something we typically take for granted—until it’s a struggle to do so. When your lungs are clogged with thick, ...

Phlegm can lead to congestion, coughing, and breathing problems. We spoke to medical experts on the causes, symptoms, and treatments of phlegm.

But you shouldn’t ignore breathing problems. ... Some conditions that can give you a nagging cough are: Postnasal drip. This is when mucus in your nose trickles down the back of your throat.

Cough is a common problem people suffer from, which gets cured by minor medicine and care. But many-a-times, people also experience phlegm during coughing. In many instances, they may also cough ...

Wheezing, shortness of breath and chest pain; High temperature, aching muscles, fatigue and headaches; Lots of dark yellow or green mucus. “Chest infections can either be viral or bacterial ...

Inhaling wildfire smoke could have immediate effects on children in Los Angeles, such as coughing and wheezing, which may lead to more long-term health effects. Irina Dralyuk, MD, pediatric ...