In Europe, personal trainers may fit independently, but will constantly want accreditation by among the main certifying bodies [fifteen] which include: Dragonfly by Item Exploration Methods. Dragonfly is actually a software package platform for the intuitive inspection and processing of multi-scale multi-modality image data. Italy, Italian Nov 19, 2008 https://www.youtube.com/watch?v=dffRPLAIH7M