People say that the elevator doesn't go all the way to the top or that someone's elevator doesn't go all the way to the top to mean that someone is stupid or mentally ill. I get the feeling his elevator doesn't go all the way to the top.
Too much mucus buildup in throat is most often due to excessive post nasal drip. This can be caused by allergies, flu, and the common cold. The phlegm that accompanies an infection can hang around long-term. It usually clears up within 4 to 6 weeks, but for some people the problem can drag on for months.
If you have a lot of Phlegm in your throat on a constant basis, this is known as mucus buildup and can make you miserable. It may clog your breathing passages and feel like it is there all the time. It is interesting to know that your body makes between 1 and 2 liters of mucus every single day.