Dentists get a lot of credit for keeping teeth and gums healthy, but they aren’t the only ones to promote healthy smiles. Your dental hygienist is an invaluable member of your oral health team. They are licensed healthcare professionals who must complete a 2-3 year dental hygiene program accredited by the American Dental Association. A dental hygienist works closely with your dentist to keep your mouth healthy. Here are 5 reasons to show your hygienist a little appreciation.