2.1. Participants
Eighteen male physical education students, well accustomed to resistance training, with normal blood pressure (all ≤120/80 mmHg) and not taking any medication, were initially enrolled in this crossover trial [Each participant was requested to avoid heavy exercise for at least 24 h before each testing session and to have nothing to eat from midnight until the testing session on the subsequent morning. Participants were also asked to refrain from caffeine ingestion and to empty their bladders before testing. Participants were fully informed of the purposes, risks and discomfort associated with the experiment before providing written, informed consent. All participants read and signed an informed consent document with a description of the testing procedures included in the study, which was carried out with the approval from the University’s Institutional Review Board (CEFMH N°12/2018) and in accordance with the Declaration of Helsinki.