While in winter we are more sensitive, and annoying dull throat will reach any time of year. Take these precautions to minimize your throat risks. Primary Causes of a Sore Throat · An infection or bacterium is the common cause of a sore throat. Smoking throat pain, a dry heat, post-nasal drying, or an allergic reaction may also cause soreness. A hurried nose drops down the throat and particularly while you sleep. · Acid reflux is one of the most frequent causes of a sore throat. You'll end up with what you feel like a sore throat if heavy stomach acids rise into your gorge while you're unconscious. · Try to lift the head of the bed or place some phone books under the top of the bed to stop this happening. To stop this. With the bed angled a little higher over the horizontal one, reflux flows upwards in the evening — from your throat to your abdomen. How does a sore throat sound like? · ...