Introduction: Heart secretes hormones such as natriuretic peptide. The purpose of this study was to investigate the effects of 12 weeks of resistance training on these hormones. Methods: Twenty four healthy men (Mean age ± SD: 24.9 ± 3.2 years) were randomly allocated to experimental and control groups. Subjects in the experimental group performed a 12-week resistance training program, 3 ses...

The purpose of the current study was to investigate the effect of a high- intensity treadmill running (8 weeks) with or without aqueous extraction of black Crataegus-Pentaegyna (Siyah -Valik) on liver ABCA1 mRNA expression and plasma HDL-C, total, and direct bilirubin concentration in male rats. Twenty Wistar male rats (4-6 weeks old, 140-170 g weight) were used. Animals were randomly assigne...

the purpose of this study was to determine the effect of combination specific resistance and ordinary swimming  training on breaststroke swimming  performance in young boys. twenty boys of alborz  province  swimming team age of 13±1 years ,weight 50/ 65±1/02kg and height 159/8 ±4/91cm, participated in this study. after the initial testing of the performance variable (fifty-meter record of breas...

abstract        background and objective: osteoporosis is one of the complications of diabetes. the aim of this study was to determine the impact of resistance training along with portulaca oleracea supplementation on opg and nfκb levels (bone markers) in women with type ii diabetes.        methods: overall, 28 women with type ii diabetes (44 to 60 years old) were randomly and equally assigned ...

fundamental motor skills are the bases of special motor skills. in addition tomaturation, environmental promotion can influence these skills. the aim of thisstudy was to investigate and compare the effect of developmental gymnasticinstructional program and spark motor program as motor experiences onfundamental motor skills development in children aged between 6 and 8. for thispurpose, 120 child...

This study investigated the chronology of neural and morphological adaptations to knee extensor eccentric training and their contribution to strength gains in isometric, concentric and eccentric muscle actions. 20 male healthy subjects performed a 12-week eccentric training program on an isokinetic dynamometer, and neuromuscular evaluations of knee extensors were performed every 4 weeks. After ...

introduction with the increase in women's employment and change in attitudes towards father’s role in family, father involvement in infant care can indirectly influence the physical health and well being of infant and mother. materials and methods this randomized clinical trial was performed on 150 qualified pregnant women and husbands. during the 35-37 weeks of pregnancy, fathers in fathe...

conclusions this study indicates that low-load rt results in greater accumulations in vl compared to high-load rt over the course of 8 weeks of training. results after adjusting for the pre-test scores, there was a significant difference between the two intervention groups on post-intervention total vl with a very large effect size (f (1, 15) = 16.598, p = .001, ηp2 = .525). there was a signifi...