"a peripheral vertigo syndrome (~25%), e.g. benign paroxysmal positional vertigo (BPPV), acute unilateral vestibulopathy (vestibular neuritis)"
"It can manifest with one or more symptoms of dizziness, unsteadiness, or non-spinning vertigo that are present on most days for ≥3 months and is exacerbated by upright posture, active or passive movement, and exposure to moving or complex visual stimuli 2."