Salmi, Vera M.
Mikkonen, Ritva S.
Löfberg, Ida E.
McNulty, Kelly L.
Hicks, Kirsty M.
Hackney, Anthony C.
Ihalainen, Johanna K.
Funding for this research was provided by:
Finnish Ministry of Education and Culture (OKM/21/626/2021)
Finnish Ministry of Education and Culture (OKM/21/626/2021)
Finnish Ministry of Education and Culture (OKM/21/626/2021)
Urheiluopistosäätiö (20190110)
Emil Aaltonen Foundation
Article History
Received: 22 May 2024
Accepted: 29 December 2025
First Online: 27 January 2026
Declarations
:
: Endogenous and Exogenous Hormones and Performance in Women (MEndEx) study was approved by the Ethical Committee at the University of Jyväskylä, Finland on October 22, 2018. Recovery in Women Discordant for Hormonal Contraceptive Use (ReWo) study was approved by the Ethical Committee at the University of Jyväskylä, Finland on August 30, 2019. Written informed consent was obtained from each study participant before participation.
: Not applicable.
: The authors declare no competing interests.