What is gorilla arm syndrome?
“Gorilla arm” is when someone who is using a vertical or standing touchscreen experiences fatigue or their arm starts to hurt, because of the awkward and not very ergonomic positioning that is required.
What is Gorilla Arm VR?
According to associate professor Jay Kim, extending your arms in virtual games “can increase the shoulder strain in a way that's different from conventional workstations. By sticking your arms forward far away from your body, that creates shoulder strain that's called gorilla arm syndrome.”