Opening the Donguibogam library...
Opening the Donguibogam library...
Opening the symptom encyclopedia...

Even after brushing thoroughly and using mouthwash, an unpleasant, stale odor may still linger. You might have also noticed a yellowish, rice-grain-like pebble suddenly pop out of your throat. These small deposits could be tonsilloliths, the primary reason behind persistent bad breath.

I brushed thoroughly last night, so what is this unpleasant feeling in the morning? Did you know that the cause of bad breath might not just be your brushing habits? A small hole hidden inside a tooth that looks fine on the outside can affect the health of your entire body.