Øistuen, Gina F.
Osborne, John O.
Sundgot-Borgen, Jorunn
Noordhof, Dionne A.
Taylor, Madison Y.
Heikura, Ida
Stellingwerff, Trent
Solheim, Sara A.
Lundberg, Helge E.
Mathisen, Therese F.
Hansen, Mette
Oxfeldt, Mikkel
Dalgaard, Line B.
Andersson, Erik P.
Madsen, Klavs
Jonvik, Kristin L.
Funding for this research was provided by:
Norwegian School Of Sport Sciences - The Library
Article History
Received: 6 March 2026
Accepted: 29 May 2026
First Online: 9 June 2026
Declarations
:
: For the current study of retrospective analysis of data from seven projects, the need for ethics approval was waived by the Ethical Committee for Research at Norwegian School of Sport Sciences (August 21 st, 2024). All original data included in the seven projects were approved by their respective national ethical committees, where the subjects signed informed consent for participation and publication of data, according to code of ethics of the Declaration of Helsinki. Further information can be found in the trial registrations and/or publications from each separate project (see links in Table 1 of the manuscript).
: Not applicable.
: The authors declare no competing interests.