For eligible participants the requirements of the study will be explained and agree voluntarily to undergo the training and testing program. During orientation for each participant the risks, purpose, procedures and confidentiality of the requirement of the experiment testing as well as training protocol will be explained thoroughly prior to their written informed consent in their local language, and they have a full right to refuse from participating in this research or they have also the full right to withdraw from this study at any time they wish.
After acquisition of informed consent and exclusion criteria eligible participants will be randomized to one of four groups. Sequence allocation will be done by an individual who do not know and have no contact with the study participants .
Statistical analyses will be done using Statistical Package for Social Science (SPSS Version 20). One-way analyses of variance (ANOVA) will be used to assess differences between initial values of the four groups on all the variables measured. In addition, the effect of the experimental treatments on the anthropometric, biochemical and physiological variables will be examined by using two-way analysis of variance (ANOVA).
