Shaking the Habitual Diaries". The album's second single, "A Tooth for an Eye", was released on 18 February 2013, for which a music video was directed by Roxy Farhat and Kakan Hermansson. The duo embarked upon the Shaking the Habitual Tour in support of the album, starting in Bremen, Germany on 26 April 2013. On 18 April 2011, it was announced that The Knife was recording a new album, initially set to be released in 2012, through a post on the duo's website about the housing rights of Romani people in Rome. "Shaking the Habitual" was officially announced on 12 December 2012, along
Bruxism in research declined from over 60% of publications in the period 1966–86 to about 10% in the period 1997–2007. In the 1960s, a periodontist named Sigurd Peder Ramfjord championed the theory that occlusal factors were responsible for bruxism. Generations of dentists were educated by this ideology in the prominent textbook on occlusion of the time, however therapy centered around removal of occlusal interference remained unsatisfactory. The belief among dentists that occlusion and bruxism are strongly related is still widespread, however the majority of researchers now disfavor malocclusion as the main etiologic factor in favor of a more multifactorial, biopsychosocial model