Articles Tagged: bloody phlegm
Nasal mucus is incredibly important. It keeps the sinus cavity lubricated and moisturized which can prevent drying out. And, it also serves as an important tool to help flush away bacteria and dirt which can help prevent illness. But, sometimes nasal mucus can be a nuisance.
Coughing up blood can be indicative of numerous health conditions. And, it can be a sign of some very serious diseases and illnesses. But, it can also be relatively normal in some cases, oddly enough.