William Ondo

Feb 15, 2024 | movementdisorders.onlinelibrary.wiley.com | William Ondo |Kelly Lyons |Min Qin |Rodger J. Elble

Essential tremor (ET) is a common movement disorder defined by ≥3 years of bilateral upper-limb action tremor occurring in the absence of other neurological signs, with or without tremor in other locations.1 ET has an estimated global prevalence of 2% (95% confidence interval [CI]: 1.31%–3.03%), which increases to almost 6% (95% CI: 4.14%–8.05%) in individuals aged ≥65 years.2 In 2020, there were ~6.4 million U.S. adults with ET.3 Some individuals with ET have marked levels of impairment in...