Pink colored phlegm appears mucus tinged with pink color .
粉红色的痰出现带有粉红色的粘液。
Some people think it only causes more mucus .
一些人认为喝牛奶只会导致更多黏液。
Over the next six days , the volunteers reported on any aches , pains , sneezing or congestion they had , while the researchers collected objective data , like daily mucus production .
