Physical effects of Honors visions

[ScadrianTank he/him]

Do we know why people thrash about while experiencing Honor's visions?

[+Krox he/him]

One would assume the brain is confused by the input, much like when you're in a dream you can sometimes trash about or talk nonsense.

If I remember correctly though, Dalinar learns to control his body as he gets experienced with the visions.