Many adult cases appear to be caused and exacerbated by stress, but the reasons for bruxism among children are less understood.
Washington Post(Feb 06, 2015)
Bruxism can have a variety of psychological and physical causes.
US News(Sep 26, 2014)
Teeth grinding, or bruxism, is thought to be a habit aggravated by stress, he said.
New York Times(Jul 11, 2011)