درخت حوزه‌های تخصصی

Purpose: The purpose of this study was to examine the effect of 12 week a selected aerobic exercise program on body composition, lipid profile, and working ability of employees involved overweight and obese. Method: In this semi-experimental study with pre-test, post-test design and control group, 65 overweight employees were selected by purposive sampling method and randomly assigned to exercise and control groups. Then aerobic exercise program three sessions per week and each session 65-50 minutes, was performed for 12 weeks for the experimental group. The control group did not have such an intervention. Body composition indices, workability index and, lipid profile were measured before and after the training protocol for both groups. Data were analyzed using the covariance test (ANCOVA). Results: The results showed that aerobic exercise significantly reduced body composition indices, including (fat percentage, body mass index, and waist to pelvic ratio) and total cholesterol, triglyceride, low-density lipoprotein (LDL) the exercise group compared with the control group. The levels of high-density lipoprotein (HDL) and the ability to work index of the exercise group also increased (P <0.05). Conclusions: The results indicated that aerobic exercise could improve body composition, lipid profile and workability index, and prevented contracting chronic diseases, reducing their ability to work, and retiring early in overweight and obese employees.

Sports venues and complexes are among the most important sports venues in the community. For this reason, these places should be planned according to aesthetic and technical characteristics. It's not enough to just exercise. The main purpose of the present study was to investigate the relationship between aesthetic dimensions and customer loyalty of gyms and a case study of Ardabil city.The method of this research is descriptive survey, in terms of practical purpose and is done in the field. The statistical population of this study consists of all visitors to Ardabil sports halls. The method used to sample this research is that due to the possibility of access to all these sports halls in Ardabil city, and in these places, the choice of customers was random, which was selected using Morgan's table of 384 people. . In order to collect the required data, Razavi et al.'s (2011) aesthetic dimensions questionnaire and Randall's customer loyalty questionnaire (2005) were used. The results showed that the dimensions of color, light, harmony, form, space and environment are effective in customer loyalty to sports venues and there is a significant relationship between aesthetic aesthetics and customer loyalty to sports venues (P <0.05) and direct existence. And with the improvement of the aesthetic dimension in sports venues, customer loyalty to sports venues will increase.