year qualification includes 240 credits, about 80 case studies, and about 100 hours community service. 82 A decrease in peak-to-peak H-reflex amplitude suggests a decrease in motoneuron excitability. 89 Regulated provinces have, since 2012, established inter-jurisdiction competency standards. Massage and Bodywork 20(5. Modern times edit Massage room in Shanghai, China A woman gets a massage. "History of Massage Chairs". Retrieved "The Growing Massage Therapy Industry". Bodywork: What Type of Massage to Get and How to Make the Most. Retrieved 26 September 2007. A b c " Massage Therapy Law and Licensure and States Regulating Massage ". Travell (President Kennedy's physician) and David Simons. In: Becker, BE and Cole, AJ (eds). 111 The number of visits rose from 91 million in 1999 to 136 million in 2003, generating a revenue that equals 11 billion.