Bruxism occasional tooth grinding. It has been shown that the majority (86%) of sleep bruxism episodes occur during periods of sleep arousal. One study reported that sleep arousals which were experimentally induced with sensory stimulation in sleeping bruxists triggered episodes of sleep bruxism. Sleep arousals are a sudden change in the depth of the sleep stage, and may also be accompanied by increased heart rate, respiratory changes and muscular activity, such as leg movements. Initial reports have suggested that episodes of sleep bruxism may be accompanied by gastroesophageal reflux, decreased esophageal pH (acidity), swallowing, and decreased salivary flow. Another report suggested
Shaking the Habitual Shaking the Habitual Shaking the Habitual is the fourth and final studio album by Swedish electronic music duo The Knife, released on 5 April 2013 by Rabid Records. The album was released as a double CD and triple LP, and as a digital download. The album was lauded by critics at the time of its release and was featured on several year end best lists. "Full of Fire" was released as the album's lead single on 28 January 2013. An accompanying short film was directed by Marit Östberg, who contributed a film to the 2009 Swedish feminist porn compilation "Dirty