2.7. Supplementation Protocol
In the current study, caffeine capsules were manufactured by the “Omid Mokmmel Salamat” Company, approved by the Food and Drug Organization of Iran, in doses of (3 or 6 mg/kg BW). Also, identical capsules with starch content were used for the placebo group. One hour before the test, the participants were given a supplement (3 mg/kg BW of caffeine or 6 mg/kg BW of caffeine or a placebo capsule). After that, the desired functional and skill factors were measured, and the second and third sessions were performed similarly (