Interesting article on the science of collective movement --Prince always engaged his audience. Made them part of the creating the experience--and we adored him because of it. It all was so personal, because it was.

Science explains, or Jacob Taylor does in his story,

Moving in sync allows the body to do things it couldn’t do alone

https://aeon.co/ideas/moving-in-sync-allows-the-body-to-do-things-it-couldn-t-do-alone

"Combining insights from evolutionary theory, anthropology, psychology and biology, research suggests that coordinated group movement – what we call social motion – sets the stage for the changes in brain chemistry often associated with altered perceptions and beliefs. This altered state of consciousness impacts the sense of pain and fatigue that is so key to athletic performance, as well as the sense of self and others at the root of social bonding."

"...Evidence suggests that synchronising movement with others leads to feelings of togetherness or ‘oneness’.."

Might be he genuinely felt better on stage moving with the thousands of other people as they felt near him. All in the dance, the wave your hands, the "sing with me"... magic--and science. Brilliant.