open image in gallery Chesty coughs are a symptom (Alamy/PA) They often make us feel wheezy and lead to a nasty cough.“Symptoms of a chest infection can include a chesty cough (sometimes with yellow ...
To many people, mucus is nothing more than a gross goo, something to be tossed away in a tissue immediately after clearing your throat or blowing your nose. To scientists, it’s nothing short of a ...