New Study Finds Overactive Brain Waves Cause a Common Movement Disorder Called Essential Tremor

Discover Magazine

Jan 15, 2020 
By Megan Schmidt

Although cerebellum abnormalities had long been suspected, it never has been proven until now, explained lead researcher and Columbia neurologist Sheng-Han Kuo in an email to Discover. ... “We found loss of the brain protein GluRδ2, which is only expressed in human cerebellum,” Kuo said. “That causes overgrowth of the cerebellar fibers, which leads to too much crosstalk and oscillations of cerebellar neurons. These neuronal oscillations cause tremors.” [read more]