Throat problems. Your condition is called "globus". This simply means that you have a feeling of something in your throat. This phlegm like sensation if often due to reflux into your throat(sometimes even when you sleep). The symptoms can also be due to dehydration and post-nasal drainage from allergies.
Let explain? Phlegm is a natural waste product of the body, but it doesn’t always occur. First, you need to distinguish the difference between phlegm and mucous. Mucous is what you blow. If you keep cleaing your throat some time you lose your vioce?