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 Tour Shaking the Habitual Tour The Shaking the Habitual Tour is a concert tour by Swedish electronic music duo The Knife in support of their album "Shaking the Habitual". It is their first live appearance in seven years since the Silent Shout Tour in 2006, as well as their final tour. When asked about the live shows in interviews The Knife had repeatedly been unforthcoming. Filter asked 'Can you tell us what the live show will be like?' and Karin responded 'That is a huge secret'. It was, however, revealed in an interview with The Guardian that the live shows have