By Niamh Kirk We all know how important oral hygiene is – but do you know why your mouth burns from mouthwash? Mouthwash is a crucial step when it comes to cleaning your teeth and keeping your mouth and gums healthy, but you may notice a burning sensation when using it. Now people are only just realising why this happens – and it’s not good. Enduring 30 seconds of stinging or burning while rinsing your mouth may not be a good thing, and it might highlight you need to use something a little less aggressive says Dr Deepa Vakil, Lead Dentist and Clinical Director of Yor Dental. According to the H…