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1.
目的:观察4周有氧运动对肥胖儿童少年运动减肥后体脂率、胰岛素、血脂、血管慢性炎症因子等动脉粥样硬化致病相关因子的影响。方法:以参加2011年上海巅峰运动减肥夏令营的30名肥胖儿童少年为研究对象,进行4周中小强度有氧运动为主结合适当饮食控制的减肥运动训练。分别于运动减肥的前一天和最后一天测试受试对象身高、体重、体脂率等身体形态指标及血液指标。结果:运动后肥胖儿童少年体脂率显著下降,空腹血清胰岛素、血脂水平与运动前相比均有明显改善,血清脂蛋白酯酶水平明显升高,脂酰辅酶A胆固醇酰基转移酶-2、肿瘤坏死因子-α、血管内皮细胞生长因子水平显著降低。结论:4周有氧运动可以明显降低肥胖儿童少年的肥胖程度、胰岛素水平,明显改善胰岛素敏感性和血脂代谢,一定程度上抑制血管内皮功能障碍及炎性病变,对预防肥胖青少年成年后发生动脉粥样硬化具有积极的作用。  相似文献   

2.
目的:探索4周运动结合饮食干预对肥胖青少年的血清脂肪酸组分和身体成分的影响,同时分析脂肪酸基础值与身体成分相关指标变化量的相关性。方法:以2017年暑期参加皓千体育发展有限公司全封闭减肥训练营的25名肥胖青少年为研究对象(平均年龄:15.96±1.88y;平均BMI:32.66±4.51 kg/m2),进行为期4周的联合运动结合饮食干预,干预前后测试并分析身体成分、身体形态和血清脂肪酸组分的变化及其相互关系。结果:4周后,受试者的体重、身体质量指数(BMI)、体脂量、脂肪质量指数(FMI)、四肢脂肪量、腰围、臀围和腰臀比均显著降低,瘦体重%显著增加(P<0.001);血清饱和脂肪酸(SFA)中,总饱和脂肪酸(SFAs)、肉豆蔻酸(C14:0)、十五烷酸(C15:0)、棕榈酸硬(C16:0)、脂酸(C18:0)、花生酸(C20:0)、山萮酸(C22:0)、二十三烷酸(C23:0)和二十四烷酸(C24:0)含量均显著降低(P<0.05);单不饱和脂肪酸(MUFA)中,总单不饱和脂肪酸(MUFAs)、棕榈油酸(C16:1 n-7)、油酸(C18:1 n-9)和鳕油酸(C20:1 n-9)含量显著降低(P<0.01);多不饱和脂肪酸(PUFA)中,总多不饱和脂肪酸(PUFAs)、总n-6多不饱和脂肪酸(n-6 PUFA)、亚油酸(C18:2 n-6)、二十碳二烯酸(C20:2 n-6)、双高-γ-亚麻酸(C20:3 n-6,DGLA)、花生四烯酸(C20:4 n-6,ARA)和α-亚麻酸(C18:3 n-3)显著下降(P<0.05);Pearson相关性分析及一元线性回归分析表明,干预前血清C14:0与C20:3 n-6的基础值与体脂%及瘦体重%的变化量正相关,C16:1 n-7的基础值与体脂量、上肢脂肪量、右下肢脂肪量的变化量正相关(P<0.05)。结论:4周运动和饮食干预能明显改善肥胖患者身体成分、身体形态及血清脂肪酸组分;血清C14:0、C16:1 n-7、C20:3 n-6的基础值与身体成分的变化量存在线性关系,可以为减肥夏令营的饮食优化及减肥效果的预测提供参考。  相似文献   

3.
目的:对7名肥胖男性青少年进行为期21天的封闭式综合干预(运动、营养、生活方式、心理教育等)减肥。通过比较综合干预前后研究对象身体形态指标、血液生化指标和生活习惯的变化,探讨综合干预对肥胖青少年健康的改善和促进作用。方法:以2011年参加沈阳体育学院运动智能控重中心减肥夏令营的7名体脂率>29%的男性肥胖青少年为研究对象,综合干预开始时测试身高、体重、体脂百分比(PBF)、身体质量指数(BMI)、脂肪体重、瘦体重、腰围、臀围等身体形态指标和血脂四项、血清葡萄糖(Glu)和血清胰岛素(FIN)等血液生化指标。经运动负荷试验和体格检查,排除心血管机能障碍等危险因素后确定个体减肥方案。采取运动干预、营养干预、心理干预以及生活方式干预等综合干预方案,21天后测定相同指标并与刚入营时进行比较。结果:经过21天的综合干预,肥胖青少年体重、身体质量指数(BMI)、体脂百分比(PBF)、脂肪体重、腰围、臀围等身体形态指标和空腹血脂、血清胰岛素(FIN)指标明显改善,空腹血糖(Glu)没有变化。结论:21天的综合干预对肥胖男性青少年身体形态和血液生化指标有明显改善作用。  相似文献   

4.
近些年来,大强度间歇训练广泛的应用于大众健身和运动减肥领域。本文采用文献资料法梳理总结了HIIT对肥胖人群的干预效果,得出以下结论:(1)与中等强度持续训练相比,HIIT提高运动效率;增强运动后过量氧耗EPOC;抑制食欲,控制体重方面更具有优势;(2) HIIT与MICT在体重、BMI、Fat%、腰臀比方面具有相似的运动效果,但HIIT能降低内脏脂肪含量,而中低强度持续训练却无此效果;(3) HIIT能改善心肺耐力,显著提高最大摄氧量。  相似文献   

5.
冯磊  庄洁 《体育科研》2014,(2):48-51-55
目的:观察肥胖青少年在4周有氧运动减肥前后其身体形态、血脂和脂蛋白酯酶(lipoprotein lipase,LPL)的变化.方法:以15~17岁肥胖青少年32人(男女各16名)为研究对象,根据心率控制运动强度,进行4周中低强度有氧运动为主,结合适当饮食控制的运动减肥训练,并分别于入营第一天和出营前一天测定受试者身体形态、血脂和LPL等指标.结果:4周有氧运动后,肥胖青少年体重、BMI和体脂率显著下降;血清甘油三酯、总胆固醇和低密度脂蛋白含量显著降低,高密度脂蛋白水平无明显变化;空腹血清LPL的活性明显提高.结论:4周中低强度有氧运动结合适当饮食控制能够明显改善肥胖青少年身体形态、血脂代谢水平,显著提高LPL酶活性,一定程度上改善了肥胖患者的脂代谢状态,对中小强度有氧运动有效促进脂肪分解具有重要作用.  相似文献   

6.
研究目的:探讨趣味性有氧运动干预对青春启动前期肥胖儿童身体成分、生理机能、身体素质的影响,为增强肥胖学生体质提供依据。研究方法:选取9~11岁小学生60名,其中正常体重26名,单纯性肥胖34名(对照组、干预组各17名)。肥胖干预组进行了60%~70%HRmax×40~60 min,4次/周,共22周的有氧运动,活动内容以趣味性体育游戏为主。研究结果:趣味性有氧运动干预后,肥胖儿童的身体成分,身体机能与身体素质均得到不同程度的改善。主要变现为:BMI均值下降了1.69,体脂%下降了5.29%,肌肉重量增加了2.67 kg(P〈0.01)。心率恢复率提高了2.48%,肺活量体重指数提高了6.91 ml/kg(P〈0.01)。50m×8提高了0.18 s,立定跳远提高了7.31cm,实心球提高了1.01m,象限跳提高了5个/10 s,坐位体前屈提高了2.89 cm,差异具有显著性。研究结论:22周趣味性有氧运动干预可有效降低学生肥胖程度,提高肥胖学生的心肺功能及身体素质。  相似文献   

7.
Abstract

The aim of this study was to investigate the effects of a weight loss intervention based on physical exercise on the relationship between energy cost and stride frequency during walking in obese teenagers. Participants aged 13–16 years old were assigned to a training (n?=?14) and control (n?=?10) groups. During eight weeks, the training group performed three 60-min weekly sessions of high-intensity intermittent activities coupled with aerobic training. Body composition, gait parameters and energy cost during 4-min walking bouts at participants’ most comfortable speed and preferred stride frequency (PSF), PSF-10%, PSF?+?10%, PSF-20% and PSF?+?20% were measured before and after intervention. The effects of training and stride frequencies on the energy cost of walking were analysed by an ANOVA with repeated measures. The main results showed that the exercise intervention induced a significant increase in walking speed (+23.2%), and significant decreases in body mass (?1.4%), body fat percentage (?2.1%) and energy cost of walking at various frequencies (decreases ranging from ?10.5% to ?20.4%, p?<?.05). In addition, significantly greater decreases were shown at high frequencies (p?<?.05). No significant differences were shown in the control group (p?>?.05). These results suggest that this type of training is beneficial to reduce walking energy cost of obese teenagers, in particular at high frequencies. This should improve their well-being during daily activities.  相似文献   

8.
Abstract

The aim of this study was to examine the effects of the addition of a resistance training programme to a caloric restriction weight loss intervention on psychosocial profile. The study sample consisted of 137 overweight and obese post-menopausal women. Participants were randomized to a caloric restriction group and caloric restriction + resistance training group. Psychosocial, anthropometric, and metabolic variables were measured before and after the 6-month weight loss intervention. Both groups presented similar weight loss and there were no significant differences between the caloric restriction group and caloric restriction + resistance training group for changes in psychosocial profile. Thereafter, all participants were classified into quintiles based on the amount of weight loss. In all quintiles, women markedly improved body esteem and self-esteem, and decreased hunger and perceived risk for diabetes mellitus (P < 0.05). However, significant increases in dietary restraint were observed in quintiles 2–5 (≥2.4 % body weight loss), decreases in disinhibition in quintiles 3–5 (≥4.9 %), increases in self-efficacy in quintiles 3–5 (≥4.9 %), and increases in health perceptions in quintile 5 (≥11.1%). The results of this study do not support the hypothesis that the addition of a resistance training programme to a caloric restriction weight loss intervention has additional benefits on psychosocial profile. Overall, the significant improvements in the psychosocial profile observed were mostly accounted for by the degree of weight loss.  相似文献   

9.
BackgroundThe aim of this study was to compare 6 weeks short-term moderate intensity aerobic exercise and dieting on serum metabolomics and cardio-metabolic risk factors in pre-menopausal women.MethodsNinety previously inactive overweight and obese (BMI 25–35 kg/m2) women (age 41.5 ± 7.6 years) were randomized to either a 6-week Nordic walking exercise program (EX, n = 45) or dietary counseling group (DI, n = 45). Body composition, serum glucose, insulin and lipids were measured. Serum low-molecular-weight metabolites and lipid constituents were analyzed by nuclear magnetic resonance spectroscopy. Measurements were done at baseline and 7 days after the last training session.ResultsSix weeks aerobic exercise program yielded reductions in serum free fatty acids (−34.7%, 95% confidence interval (CI), −50 to −18, p < 0.001), glucose (−9.6%, 95%CI, −15 to −4, p < 0.001) and homeostasis model assessment of insulin resistance (HOMA-IR) (−28.7%, 95%CI, −48 to −10, p = 0.005) without changes in body weight or fat mass. Diet counseling resulted in loss of body weight (1.5%, 95%CI, −2.3 to −0.7, p = 0.001) but no changes in free fatty acids, fasting glucose, or HOMA-IR were found.ConclusionOur results indicate that small weight loss does not produce measurable health benefits, whereas short-term regular aerobic exercise can improve glucose and lipid metabolism even in the absence of weight loss in previously sedentary overweight and obese women.  相似文献   

10.
目的:探讨运动与CLA对青春期肥胖大鼠内脏脂肪及肝肾功能的影响。方法:高脂饲养大鼠建模7周后,取24只肥胖大鼠随机分成4组,每组6只,分别为对照组、CLA组、运动组、运动+CLA组。运动方案为跑台坡度0°,速度为21-25 m/min,总运动时间60min/天,5次/周,给药方案为运动后即刻灌喂1.6g/kg剂量的CLA,共持续干预8周。干预结束后麻醉大鼠采集血液及组织,测肝肾功能和内脏脂肪重量。结果:8周干预后,运动组、运动+CLA组的体重、内脏脂肪重量及体脂率均明显低于对照组、CLA 组(P<0.01,P<0.05),对照组和CLA组无明显差异(P〉0.05);对照组、运动组、运动+CLA组谷草转氨酶和谷草丙比数值明显高于CLA组(P<0.01),其他组别之间无明显差异(P>0.05);运动组、运动+CLA组血尿素氮和肌酐较对照组、CLA 组有变化,但无明显差异(P>0.05)。结论:8周运动与 CLA干预可有效降低青春期肥胖大鼠体重、内脏脂肪重量、体脂率,运动结合CLA能显著减少内脏脂肪含量,增加瘦体重,降低体脂率,具有明显的减肥效果。运动和CLA干预有一定的保肝作用,对肾脏功能无明显影响。  相似文献   

11.
有氧健身操训练对中年肥胖女性体成分影响的研究   总被引:1,自引:0,他引:1  
本研究旨在利用我部现有的科研力量和人员技术优势,通过对40多名在健身俱乐部进行有氧健身操锻炼的年龄在30-45岁女性肥胖(超过标准体重20-30)者进行为期3个月的有氧健身操锻炼,然后对锻炼前后的腰臀比(WHR)和体重指数(BMI)进行测量,即有氧健身操训练对中年肥胖女性体成分影响的研究,评价其减肥效果,结合膳食指导和健康咨询,逐步修正健身操练习者的运动量,使健身练习者达到降重不降水,降脂增肌的最佳减肥效果,确保减肥过程的安全、有效。  相似文献   

12.
测定了参加"2009年上海巅峰暑期减肥运动营"23名重度肥胖女性儿童青少年运动减肥前后身体形态指标,经过4周运动减肥后,体脂百分比、体重指数(BMI)、脂肪体重、腰围、臀围都有不同程度的下降。体脂百分比下降幅度明显大于BMI,腰围/身高比的下降幅度明显大于臀围/身高比。与BMI比较,体脂百分比是评价肥胖程度和运动减肥效果的理想指标。  相似文献   

13.
Individuals with impaired glucose tolerance (IGT) are at greater risk of developing diabetes than in normoglycaemia. The aim of this study was to examine the effects of 12-weeks exercise training in obese humans with IGT. Eleven participants (6 males and 5 females; 49±9 years; mean Body Mass Index (BMI) 32.4 kg · m(-2)), completed a 12-week brisk walking intervention (30 min per day, five days a week (d · wk(-1)), at 65% of age-predicted maximal heart rate (HR(max)). Anthropometric measurements, dietary intake, pulse wave velocity (PWV, to determine arterial stiffness) and blood pressure (BP) were examined at baseline and post intervention. Fasting blood glucose, glycosylated haemoglobin, insulin, blood lipids, indices of oxidative stress and inflammation (lipid hydroperoxides; superoxide dismutase; multimeric adiponectin concentration and high-sensitivity C-reactive protein) were also determined. Post intervention, PWV (9.08±1.27 m · s(-1) vs. 8.39±1.21 m · s(-1)), systolic BP (145.4±14.5 vs. 135.8±14.9 mmHg), triglycerides (1.52±0.53 mmol · L(-1) vs. 1.31±0.54 mmol · L(-1)), lipid hydroperoxides (1.20±0.47 μM · L(-1) vs. 0.79±0.32 μM · L(-1)) and anthropometric measures decreased significantly (P < 0.05). Moderate intensity exercise training improves upper limb vascular function in obese humans with IGT, possibly by improving triglyceride metabolism, which may subsequently reduce oxidative stress. These changes were independent of multimeric adiponectin modification and alterations in other blood biomarkers.  相似文献   

14.
目的:探讨共轭亚油酸结合不同运动强度对青春期肥胖大鼠减肥效果及肝肾功能的影响.方法:取建模成功后的雄性SD肥胖倾向大鼠30只,每组6只,随机分为5组,分为:OC、OCC、OLC、OMC、OHC,经8周干预后,测麻醉后体重、体脂肪、体脂百分比、肝肾功能等相关指标.结果:(1)肥胖指标:OLC、OMC、OHC与OC、OCC的麻醉后体重、体脂肪以及体脂百分比相比降低(P<0.05、P<0.01).(2)肝功能指标:血浆白蛋白值OMC与OCC相比明显增加(P<0.01);球蛋白值OMC与OC、OCC相比增加(P<0.05、P<0.01).OCC组与其它组别的谷草转氨酶值相比明显下降(P<0.01); OHC组与其它组别的总胆红素值相比增加(P<0.05).(3)肾功能指标:血肌酐和血尿素氮各组间无显著性差异(P>0.05).结论:CLA结合运动具有良好的减肥作用.不同运动强度结合CLA干预后,高强度运动减肥效果最明显,中强度运动增加大鼠血浆相关蛋白,高强度运动增加总胆红素的量.CLA结合不同运动强度对大鼠肾功能的相关指标没有产生影响.  相似文献   

15.
目的:辟谷是包含热量限制、导引运动等元素的中国传统养生方法,本研究借鉴辟谷将热量限制与导引运动结合应用于中心性肥胖患者,以观察其临床疗效并探讨其可行性和安全性。方法:招募23名中心性肥胖受试者进行为期7天的综合干预,观测受试者干预前后体重、腰围、体重指数(BMI)、身体成分及生理生化指标的变化。结果:综合干预后受试者的体重、BMI、腰围、体脂量均非常显著性降低(P<0.01),但是骨骼肌、无脂体重显著减少(P<0.05)。血糖显著降低(P<0.01),心率、血压、甘油三酯、总胆固醇未显示统计学差异。肝、肾功能指标无明显异常,主观反馈无明显不良反应。结论:热量限制结合导引运动有效帮助中心性肥胖患者缓解肥胖、控制体重,但同时存在无脂体重流失的风险。这为进一步完善干预方案和深入机理研究提供了理论参考与实践基础。  相似文献   

16.
探讨全身性振动介入抗阻力训练对能量消耗的影响,为体重控制及健身减肥者制定有效的运动处方提供依据。方法:以我院体育教育专业健康男性为对象,利用气体代谢分析仪及心率表对"振动介入+抗阻力训练"(实验组,Resistance exercise+Vibration,REV)及单纯"抗阻力训练"(对照组,Resistance exercise, RE)模式下的摄氧及能量消耗等指标进行监测,并运用SPSS17.0对相关指标进行统计分析。结果:1)REV组在训练中及训练后0-25分、25-50分的总每分钟能量消耗及每分钟最大摄氧显著高于RE组;2)抗阻力训练结束后相当长的时间内以脂肪消耗供能为主,表现为REV组脂肪供能比例明显高于RE组;3)抗阻力训练能显著提升训练中呼吸交换率及换气量,表现为REV组提升率高于RE组。结论:全身性振动介入抗阻力训练可比单纯抗阻力增加更多能量消耗,且在训练后恢复期能提升脂肪供能比例,故控体重运动员及健身减肥者将振动作为辅助训练手段是非常有效的。  相似文献   

17.
目的运动干预对学生身体形态及素质有重要影响,为了更准确地了解有氧运动的强度不同是否有不同的监控体重的效果。方法采用两种不同有氧强度的运动干预方案探讨对超重、肥胖女大学生身体形态、身体循环机能和身体素质的影响。结果和结论运动干预前后,超重、肥胖女大学生各身体形态指标均值均有显著性下降。运动干预后,BMI指标下降最为明显(P<0.05),肥胖组女生WHR指标受大强度运动干预影响较大(P<0.05)。不同运动强度对超重、肥胖女大学生身体循环机能的显著性影响仅体现在大强度运动对各组内女生舒张压指标的影响(P<0.05)和中等强度运动干预对肥胖组女生舒张压的影响(P<0.05),对超重、肥胖学生减脂降重有一定的指导意义。  相似文献   

18.
采用综述的方法,分析了低氧运动减肥的科学性,以及低氧在大众健康促进中的应用,得出主要结论:多数低氧暴露结合中等强度有氧运动对于脂肪代谢有积极作用,在降低体重的同时可能有利于身体成分的良好改变,提高身体健康程度,低氧对于大众健康的促进也有一定意义。建议:后续研究应提出针对青少年的个性化训练方案,例如结合个体最大脂肪代谢率等;未来应进一步确认是否低氧训练可作为一种新的减体重同时治疗肥胖相关疾病的手段,并阐明潜在机制。  相似文献   

19.
ABSTRACT

This study aimed to investigate the effects of different training modalities on the soluble Klotho (S-Klotho) plasma levels in sedentary middle-aged adults. A total of 74 middle-aged adults (53.4 ± 5.0 years old; 52.7% women) were enrolled in the FIT-AGEING study. We conducted a 12-week randomised controlled trial. The participants were randomly assigned to 4 different groups: (i) a control group (no exercise), (ii) a physical activity recommendation from the World Health Organization group (PAR), (iii) a high intensity interval training group (HIIT), and (iv) a high intensity interval training group adding whole-body electromyostimulation training group (HIIT-EMS). S-Klotho plasma levels, anthropometric measurements, and body composition variables were measured before and after the intervention programme. All exercise training modalities induced an increase in the S-Klotho plasma levels (all P ≤ 0.019) without statistical differences between them (all P ≥ 0.696). We found a positive association between changes in lean mass index and changes in the S-Klotho plasma levels, whereas a negative association was reported between changes in fat mass outcomes and changes in the S-Klotho plasma levels after our intervention study. In conclusion, our results suggest that the link between exercise training and the increase in S-Klotho plasma levels could be mediated by a decrease of fat mass and an increase of lean mass.  相似文献   

20.
目的:探寻短期(15天)封闭综合干预对肥胖男少年体成分、瘦素及性激素的影响,为防治少年肥胖,改善性发育不良提供科学的实验依据.方法:10名体脂含量正常男少年为对照组,10名肥胖男少年为实验组(给予短期综合干预),干预前测定对照组与实验组相关指标进行组间比较,干预后测定实验组相关指标进行组内比较.结果:干预前实验组体成分、血糖、胰岛素、瘦素均显著高于对照组(P<0.01;P<0.01;P<0.01;P<0.05),睾酮显著低于对照组(P<0.05);干预后实验组体重、体脂含量、体脂率、瘦体重、血糖、胰岛素、瘦素、睾酮均显著下降(P<0.01;P<0.01;P<0.01;P<0.01;P<0.01、P<0.01、P<0.01、P<0.05);胰岛素与体重、体脂含量、体脂率、瘦体重呈正相关(P<0.05;P <0.01;P<0.01;P<0.05),瘦素与体脂含量、体脂率、胰岛素呈正相关(P<0.05;P<0.01;P<0.05).结论:短期(15天)的综合干预能有效地减少肥胖男少年的体脂含量,改善胰岛素抵抗和瘦素抵抗,但对改善肥胖男少年性发育不良暂时无明显影响,长期的影响还有待进一步的研究.  相似文献   

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