According to the latest RCDSO (Royal College of Dental Surgeons of Ontario) guideline publication, 40% of patients with myogenous (muscle-based) jaw issues who had a placebo oral appliance (guard) experienced remission or noticeable improvement.
Source: Klasser G and Greene C, Oral Appliances in the Management of Temporomandibular Disorders, Royal College of Dental Surgeons of Ontario PEAK Publication, Aug 2009.
Hans Skariah, B.Sc., DMD
Promenade Court Dental Health Group in Mississauga
2233 Hurontario St., Mississauga, ON, Canada
(1/2 km north of the QEW in the Dome Building)