Best Swishes by Linda Douglas, RDH, BSc Hygienetown clinical director Linda M. Douglas, RDH, BSc, graduated as a dental hygienist from the Royal Dental Hospital in London in 1982. After graduation she worked in periodontology before moving to Toronto, where she has worked in private practice since 1990. Douglas' desire to support patients with xerostomia and eating disorders has instigated her in-depth study of their effect on oral health. 82 SEPTEMBER 2019 // dentaltown.com Dentaltown's crucial guide to mouthwashes and mouth rinseshttp://www.dentaltown.com