Postnasal Drip
Your body produces mucus constantly throughout the day – one to two quarts, to be exact. It mixes with saliva and is swallowed, a normal and harmless response that you usually don’t notice. When excess mucus is created or it is thicker than usual, it becomes noticeable as it runs down the back of the nose to the throat. This is known as postnasal drip. Causes An excess of mucus can be caused by a