Exercise-induced damages. Drug or medicament, unspecified
Conditions
Interventions
Intervention 1: Placebo group: Dextrose Intake (6mg/kg/day), along with a single session of resistance tarining (7 Stations, 80% 1RM, 3 sets). Intervention 2: Supplement group1: caffeine intake (6 mg/
Placebo
Placebo group: Dextrose Intake (6mg/kg/day), along with a single session of resistance tarining (7 Stations, 80% 1RM, 3 sets)
Supplement group1: caffeine intake (6 mg/kg/day), along with a single session of resistance tarining (7 Stations, 80% 1RM, 3 sets)
Supplement group2: caffeine intake (9 mg/kg/day), along with a single session of resistance tarining (7 Stations, 80% 1RM, 3 sets)
Sponsors
University of Tabriz
Eligibility
Sex/Gender
Male
Age
20 Years to 25 Years
Inclusion criteria
Inclusion criteria: Inclusion criteria : Healthy elite male volleyball players, age 20-25 years, at least 5 years sport history, without any inflammatory, medical drugs, dietary xanthines and supplementor anabolic steroids ingestion during 6 months prior to the study. Exclusion criteria :Chronic disease, injuries, caffeine consumers(>100 mg.d-1), High jump laste than 45 cm, fat percent higher than 15 %.
Exclusion criteria
Exclusion criteria:
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Total Serum Cereatine kinase (CK). Timepoint: Before(45 min) and after supplementation and 24 h after resistance exercise. Method of measurement: photometric methods with commercial kits (Pars-Azmoon).;Serum total lactate dehydrogenase (LDH). Timepoint: Before(45 min) and after supplementation and 24 h after resistance exercise. Method of measurement: photometric methods with commercial kits (Pars-Azmoon).;Serum Alanine Transaminase (ALT). Timepoint: Before(45 min) and after supplementation and 24 h after resistance exercise. Method of measurement: photometric methods with commercial kits (Pars-Azmoon).;Serum Aspartate Transaminase (AST). Timepoint: Before(45 min) and after supplementation and 24 h after resistance exercise. Method of measurement: photometric methods with commercial kits (Pars-Azmoon).;Serum C-reactive protein (hs-CRP). Timepoint: Before(45 min) and after supplementation and 24 h after resistance exercise. Method of measurement: immunoturbidometric assay with commercial kits (Pars-Azmoon).;Serum Tumor necrosis factor a (TNF-a). Timepoint: Before(45 min) and after supplementation and 24 h after resistance exercise. Method of measurement: ELISA methods with commercial kits (eBioscience:BMS2034). | — |
Secondary
| Measure | Time frame |
|---|---|
| The peak power of lower limb. Timepoint: Before, immediately and 24 h after resistance exercise. Method of measurement: Sargent Vertical Jump Test.;Perception of muscle soreness. Timepoint: Before, immediately and 24 h after resistance exercise. Method of measurement: Verbal-descriptive Talag questionnaire.;Flexibility of back and lower limb. Timepoint: Before, immediately and 24 h after resistance exercise. Method of measurement: The sit and reach test (Velez test).;The maximum isometric strenght of back and lower limb. Timepoint: Before, immediately and 24 h after resistance exercise. Method of measurement: Dynamometer. | — |
Countries
Iran (Islamic Republic of)
Outcome results
None listed