Have We All Been Using Mouthwash at the Wrong Time?

Based on an unscientific survey of my husband, largest WhatsApp chat, and everyone I work with, 100% of respondents use mouthwash after brushing. But common wisdom might have many people using mouthwash at the wrong time. And it’s a lot of people: According to Statista, nearly 200 million Americans used mouthwash in…