• Accumulation of health complaints is associated with persistent musculoskeletal pain two years later in adolescents: The Fit Futures Study 

      Smedbråten, Kaja; Grotle, Margreth; Jahre, Henriette; Richardsen, Kåre Rønn; Côté, Pierre; Steingrimsdottir, Olöf Anna; Storheim, Kjersti; Nielsen, Christopher Sivert; Øiestad, Britt Elin (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-12-29)
      There is limited knowledge on the association between different health complaints and the development of persistent musculoskeletal pain in adolescents. The aims of this study were to assess whether specific health complaints, and an accumulation of health complaints, in the first year of upper-secondary school, were associated with persistent musculoskeletal pain 2 years later. We used data from a ...
    • Shift work, low-grade inflammation, and chronic pain: a 7-year prospective study 

      Christensen, Jan Olav; Nilsen, Kristian Bernhard; Hopstock, Laila Arnesdatter; Steingrimsdottir, Olöf Anna; Nielsen, Christopher Sivert; Zwart, John-Anker; Matre, Dagfinn (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-02-07)
      <i>Objectives</i> - We investigated prospective associations of shift work with chronic pain and C‐reactive protein (CRP), an indicator of inflammation. Furthermore, we elucidated CRP as a possible mediator and/or moderator of effects of shift work on pain.<br><br> <i>Methods</i> - Data from a 7 years follow‐up study were analyzed (<i>N</i> = 2323). Shift work and chronic pain of “neck/shoulder”, ...
    • To tolerate weather and to tolerate pain: two sides of the same coin? The Tromsø Study 7 

      Farbu, Erlend Hoftun; Rypdal, Martin; Skandfer, Morten; Steingrimsdottir, Olöf Anna; Brenn, Tormod; Stubhaug, Audun; Nielsen, Christopher Sivert; Höper, Anje Christina (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-09-09)
      It is a common belief that weather affects pain. Therefore, we hypothesized that weather can affect pain tolerance. This study used data from over 18,000 subjects aged 40 years or older from the general population, who participated in the Tromsø Study 7. They underwent a one-time assessment of cuff algometry pressure pain tolerance (PPT) and cold pain tolerance (CPT), tested with a cold pressor test. ...