clear phlegm is normal. Red,Green,yellow is not normal---get help.
Yes. Bacterial pneumonia will give you yellow phlegm A: I assume you mean when you cough. Actually, any pulmonary bacterial infection with a productive cough can yield yellow or brownish phlegm.
Black bile, yellow bile, phlegm and blood.
If it is phlegm from being sick (if it is yellow or green) then take a decongestant or gargle with warm salt water, which breaks up the phlegm and kills the bacteria that produce it.
According to the beliefs of ancient Greek and Roman physicians they are black bile, yellow bile, phlegm and blood, this is right but... Black bile is when you eat something and vomit after Yellow Bile is the same or could be coughed out Blood and phlegm can be sneezed out your nose or coughed out
Red Bile Black Bile Yellow Bile Pfleghm Phlegm Blood
phlegm
polluted water and musquitos, this is highly contagious
in ancient Egypt they had a theory that there were 4 liquids in your body which were the 4 you listed. and if you didn't' have the correct amount of each one, that was the reason you were ill. if you went to a doctor and said you felt ill, they calculated since it was this specific time of the year, you needed less phlegm or yellow bile. if you needed less phlegm they'd give you something to make you sneeze. less blood? they' take some blood. less black of yellow bile? they'd make you be physically sick.
Yes
Black-looking phlegm can be caused by old blood that either ran down your throat from your mouth or nose due to a cold or dry membranes or from similar old blood in your bronchial tubes from a lung infection or bronchitis. Having bloody sputum (phlegm) is called hemoptysis. Phlegm can be colors ranging from white to black and the color is often, but not always, in streaks in the sputum. Yellow, brown, green, red, pink, and black phlegm are all reasons to see your doctor to determine the cause. See the related question below for more information about causes of black phlegm.
According to Hippocrates the theories of disease causation are the 4 humors, blood, phlegm, yellow and black bile.