Because a steady flow of saliva washes away bacteria and their smelly chemical products, anything that promotes dryness—mouth breathing, fasting, prolonged talking, stress and hundreds of medications—can exacerbate the situation.
Because a steady flow of saliva washes away bacteria and their smelly chemical products, anything that promotes dryness—mouth breathing, fasting, prolonged talking, stress and hundreds of medications—can exacerbate the situation.
由于唾液的持续流动会冲走细菌及其发臭的化学产物，因此任何促使口腔乾燥的动作，像是用嘴巴呼吸、禁食、长时间说话、压力以及数百种用药，都会让口臭的情况恶化。