Inclusion and exclusion criteria
People ranging in age from 60 to 70 years were considered. According to the information in the health questionnaire, they were in good health and did not take any medication. They also did not have a history of taking dietary supplements or regular exercise training 3 months prior to the start of the study. Exclusion criteria included any illness that required medical attention, the unwillingness of the subjects to continue cooperation, and having more than three absences in the training sessions (