Ethics approval and consent to participate
This study was approved by the Human Ethics Research Committee of Sport Sciences Research Institute of Iran according to the compliance with Ethical Standards in Research of the Ministry of Science, Research and Technology, with the code IR.SSRI.REC.1400.1276 (date of registration: 23/11/2021), as well as operating in accordance with the Declaration of Helsinki. Before participating in the study, CrossFit participants signed informed consent.