References/Reading
Barriers To Exercise For Older Adults
Whole Body Vibration Buyers Guide – Vibration Machine Reviews
Vibration as an exercise modality: how it may work, and what its potential might be
Efficacy of trunk rotation exercises on balance in elderly
Video: body in twisting motion
Video: person on vibration plate
ISO 2631
ISO 8727
ISO 20957
ASTM F3021
ASTM F2276