10 surprising causes of bad breath you didn’t know

4. Surprisingly, Gum is One of the Causes of Bad Breath

 Usually, as soon as you are aware your breath is bad, you pop some gum in your mouth, thinking that it will cure the problem. If your gum is sweetened with Xylitol, it should help to freshen your breath. Studies showthat only sugar-free gum sweetened with Xylitol can prevent bacteria that causes cavities and bad breath.