MDPI	Multidisciplinary Digital Publishing Institute
PT	Physical Therapy
ES	Exercise Specialists
PD	Parkinson’s disease
PWP	People with Parkinsons’
ADL	Activities of Daily Living
SAR	Socially Assistive Robot
HRI	Human–robot Interaction
AR	Augmented Reality
VR	Virtual Reality
TAM	Technology Acceptance Model
TLX	NASA Task Load Index
PIADS	Perceived Impact of Assistive Devices Scale
SWS	Stretch with Stretch
ZEST-E	Zesty Exercise System for Therapeutic Engagement
ZEQ	ZEST-E Evaluative Questionnaire
ROQ	Robot Opinions Questionnaire
AD#	Aesthetics and Design
EM#	Engagement and Motivation
QC#	Quality of Communication
UR#	Usability and Reliability
FS#	Function and Safety
HC#	Healthcare Provider Considerations
EC#	Expected Use Cases
S#	Suggestions and Questions
PU	Perceived Usefulness
PEOU	Perceived Ease of Use
ATT	Positive Attitude
ITU	Intent to Use
PENJ	Perceived Enjoyment