What causes phlegm in the chest?
Patient: My husband wakes each mornin with a huge amount of phlegm on his chest thismakes him want to vomit - what can be the cause?  I write from South Africa and don't have a credit card to if this means I have to pay for this information I'm afraid it will have to do without it. regards Dana Doctor: if he is an older smoker,the cause of phlegm may be related to smoke and in this case the phlegm is especially during the morning.Nicotine paralize the cylia of bronchial mucosis and during the night they start to function again and the person have a lot of phlegm when he wake up.Other causes may be a chronic rhinosinusitis or chronic gastroesophageal reflux