Sleep apnoea can indirectly contribute to bad breath (halitosis). Mouth breathing, a common side effect of sleep apnoea, dries out the mouth leading to a build-up of bacteria that can cause bad breath.
Sleep apnoea can indirectly contribute to bad breath (halitosis). Mouth breathing, a common side effect of sleep apnoea, dries out the mouth leading to a build-up of bacteria that can cause bad breath.