The truth about mouthwash: Our experts’ guide to whether YOU should use it after study found link to cancer

While around a quarter of the UK population uses mouthwash, there’s growing evidence to suggest it may do more harm than good. So what is the truth – and should you be using it? While around a quarter of the UK population uses mouthwash, there’s growing evidence to suggest it may do more harm than good. So what is the truth – and should you be using it?