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Eight Weeks of Supervised Indoor Climbing Significantly Reduces Arterial Pressure and Total Cholesterol in Recreational Climbers 八周有监督的室内攀岩显著降低了休闲攀岩者的动脉压和总胆固醇
Pub Date : 2020-09-23 DOI: 10.12691/JPAR-5-2-3
J. Black, Natasha Chenery, G. Devereux
The present study sought to investigate physiological adaptations associated with an 8-week supervised climbing intervention in recreational climbers. Nine participants (5 males and 4 females; age: 37 ± 8 years; stature: 169.7 ± 10.6 cm; body mass 83.3 ± 20.3 kg) volunteered to complete the intervention concomitant with their recreational climbing activities. Blood pressure, body composition, peak aerobic capacity, total cholesterol, and handgrip strength were assessed before and after the intervention. Post-intervention, diastolic blood pressure was significantly reduced (pre: 87 ± 6 mmHg, post: 72 ± 10 mmHg, p<0.01), without significant changes in systolic blood pressure (pre: 136 ± 15 mmHg, post: 128 ± 20 mmHg, p=0.19). This resulted in a significant reduction in mean arterial pressure (pre: 103 ± 9 mmHg, post: 90 ± 13 mmHg, p<0.01). A significant reduction in total cholesterol was also observed following the 8-week climbing intervention (pre: 5.09 ± 0.49 mmol/L, post: 4.39 ± 0.63 mmol/L, p<0.01). However, there were no significant changes in body fat percentage (p=0.67), skeletal muscle mass (p=0.76), isometric hand-grip strength (dominant hand: p=0.93, non-dominant hand: p=0.12) or peak aerobic capacity (p=0.37). Supervised indoor climbing exercise may therefore serve as an important non-pharmacological intervention to improve cardiovascular health by reducing mean arterial pressure and total cholesterol levels in recreational climbers, independent of changes in body composition or peak aerobic capacity.
本研究旨在调查休闲攀岩者在8周监督攀岩干预后的生理适应。9名参与者(5男4女);年龄:37±8岁;身高:169.7±10.6 cm;体重(83.3±20.3 kg)的志愿者在进行休闲攀岩活动的同时自愿完成干预。在干预前后评估血压、身体成分、峰值有氧能力、总胆固醇和握力。干预后舒张压明显降低(干预前:87±6 mmHg,干预后:72±10 mmHg, p<0.01),收缩压无明显变化(干预前:136±15 mmHg,干预后:128±20 mmHg, p=0.19)。这导致平均动脉压显著降低(术前:103±9 mmHg,术后:90±13 mmHg, p<0.01)。8周爬坡干预后总胆固醇显著降低(前:5.09±0.49 mmol/L,后:4.39±0.63 mmol/L, p<0.01)。然而,体脂率(p=0.67)、骨骼肌质量(p=0.76)、手握力(优势手:p=0.93,非优势手:p=0.12)或峰值有氧能力(p=0.37)没有显著变化。因此,有监督的室内攀岩运动可以作为一种重要的非药物干预,通过降低休闲攀岩者的平均动脉压和总胆固醇水平来改善心血管健康,而不依赖于身体成分或峰值有氧能力的变化。
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引用次数: 0
Use of Wearable Device among Adults in the US with Self-reported Diabetes Mellitus: An Analysis of the 2019 Health Information National Trends Survey 美国自行报告糖尿病的成年人使用可穿戴设备的情况:2019年健康信息全国趋势调查分析
Pub Date : 2020-09-08 DOI: 10.12691/jpar-5-2-2
Victor Kekere, H. Onyeaka, Olubunmi Fatoki, Kudirat Olatunde, Somto Enemuo, Chidi Asuzu, O. Kesiena
Objective: To evaluate the prevalence, patterns, and sociodemographic predictors of wearable device use among individuals with self-reported diabetes mellitus. Methods: Data for our analysis was drawn from cycle 3 (2019) of the 5th edition of the Health Information National Trends Survey (HINTS 5). Descriptive statistics were used to evaluate the demographic characteristics, prevalence, and frequency of wearable device use among individuals with diabetes mellitus. Multivariable logistic regression was used to identify the sociodemographic predictors of wearable device use. Results: We identified 1149 individuals who self-reported diabetes mellitus. Of these, 51.2% were females, 59.3% were white, and 51.6% had less than a college education. The prevalence of wearable device use was 20%. Further, a sizable proportion (86.1%) of the wearable device users were willing to share information from their wearable devices with their healthcare provider, and almost half of them (43.4%) reported daily use of these devices in the past 1-month. Significant sociodemographic predictors of wearable device use include age, income, and level of education. Conclusion: Our results highlight the feasibility and acceptability of using wearable devices to deliver evidence-based health care to individuals with diabetes. Future interventions should consider the scalability of these tools and how to reach those subgroups of individuals with diabetes mellitus to whom current technologies may be unavailable.
目的:评估自我报告糖尿病患者使用可穿戴设备的患病率、模式和社会人口学预测因素。方法:我们的分析数据来自第5版健康信息国家趋势调查(HINTS 5)的第3周期(2019年)。描述性统计用于评估糖尿病患者的人口统计学特征、可穿戴设备的使用率和频率。多变量逻辑回归用于确定可穿戴设备使用的社会人口学预测因素。结果:我们确定了1149名自我报告患有糖尿病的患者。其中,51.2%是女性,59.3%是白人,51.6%的人没有受过大学教育。可穿戴设备的使用率为20%。此外,相当大比例(86.1%)的可穿戴设备用户愿意与医疗保健提供者共享可穿戴设备的信息,其中近一半(43.4%)的用户报告在过去一个月内每天使用这些设备。可穿戴设备使用的重要社会人口学预测因素包括年龄、收入和教育水平。结论:我们的研究结果强调了使用可穿戴设备为糖尿病患者提供循证医疗保健的可行性和可接受性。未来的干预措施应考虑这些工具的可扩展性,以及如何接触到目前技术可能不可用的糖尿病患者亚组。
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引用次数: 1
Wheelchair Basketball Exercise Intensity in Youth 青少年轮椅篮球运动强度研究
Pub Date : 2020-08-11 DOI: 10.12691/jpar-5-1-10
D. Shapiro, J. Barfield
Children and youth with physical disabilities are at the greatest risk for inactivity, emphasizing the need for evidence-based activity options in recreation, rehabilitation, and post-rehabilitation settings. To determine if a wheelchair sport enabled youth participants to sustain moderate to vigorous physical activity (MVPA), the primary purpose of this study was to document exercise intensity of wheelchair basketball (WBB) among youth. The secondary purpose was to examine the influence of age, disability type, and training condition on intensity. Thirty-four youth with physical disabilities (MAge = 15.73 ± 2.57 yrs; MPlaying Experience = 4.32 ± 2.77 yrs) participated in three wheelchair basketball training sessions that included tactical drills (M = 113 min), and scrimmage (M = 57 min) training conditions. Percentage of maximum heart rate (HRMax), mean accelerometer vector counts per minute, and rate of perceived exertion (RPE) were assessed across 3 practices and collapsed into one training intensity score for each variable. Mean HRMax was 66±8% and mean accelerator vector counts were 6,055±1439 per minute, indicating that participants sustained MVPA during WBB training. Perceived effort, however, was distinct from the actual physical demand as mean RPE was 3.1±1.5. Age did not influence intensity scores but players who had a congenital or acquired spinal cord injury and were participating in scrimmage activity demonstrated higher exercise intensity. These findings support the ability of youth WBB players to sustain MVPA. This activity can be recommended as an evidence-based initiative in sport, rehabilitation or post-rehabilitation settings.
身体残疾的儿童和青年最容易不活动,这强调了在娱乐、康复和康复后环境中需要循证活动选择。为了确定轮椅运动是否能使青年参与者维持中等至剧烈的体育活动(MVPA),本研究的主要目的是记录青年轮椅篮球(WBB)的运动强度。次要目的是检查年龄、残疾类型和训练条件对强度的影响。34名身体残疾青年(平均年龄15.73±2.57岁;MPlaying经验4.32±2.77岁)参加了三次轮椅篮球训练,包括战术训练(M=113分钟)和混战(M=57分钟)训练条件。在3次练习中评估最大心率百分比(HRMax)、每分钟平均加速度计矢量计数和感知用力率(RPE),并将每个变量分解为一个训练强度分数。平均HRMax为66±8%,平均加速器矢量计数为每分钟6055±1439,表明参与者在WBB训练期间持续MVPA。然而,感知的努力与实际的身体需求不同,因为平均RPE为3.1±1.5。年龄不影响强度得分,但患有先天性或后天性脊髓损伤并参加混战活动的球员表现出更高的运动强度。这些发现支持青年WBB球员维持MVPA的能力。这项活动可以被推荐为体育、康复或康复后环境中的循证举措。
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引用次数: 0
Exercise is Medicine® on Campus: Effectiveness of an Employee Circuit Training Class 校园运动是医学®:员工巡回培训课程的有效性
Pub Date : 2020-07-28 DOI: 10.12691/jpar-5-1-9
L. Leininger, J. Morrissey, M. DeBeliso, K. Adams
Exercise is Medicine® on Campus (EIM-OC) is a global health initiative lead by the American College of Sports Medicine (ACSM) to integrate physical activity (PA) into university campus culture and establish PA as a vital sign. There is limited research on the EIM-OC, especially studies which include university employees. Therefore, the purpose of this study was to evaluate the effectiveness of an EIM-OC sponsored employee circuit training class at increasing PA and reducing perceived stress in participants. Out of 20 class participants, 12 females volunteered to take part in the study. Data was collected with an online questionnaire that included the Godin Leisure-Time Exercise Questionnaire (LTEQ) and Cohen’s Perceived Stress Scale. Paired-samples t-tests were performed for LTEQ score, PA days, and perceived stress score. Physical activity score significantly increased (p=.05) from pre-to post-training. Moderate days of PA significantly increased from pre-to post-training, but strenuous and light days of PA were not statistically significant. Perceived stress scores improved significantly (p<.001) from pre-to post-training. These results demonstrate that EIM-OC employee exercises classes can be an effective program offering to increase PA and improve perceived stress among university employees.
Exercise is Medicine®on Campus(EIM-OC)是由美国运动医学院(ACSM)领导的一项全球健康倡议,旨在将体育活动(PA)融入大学校园文化,并将PA作为一种重要标志。对EIM-OC的研究有限,尤其是包括大学员工在内的研究。因此,本研究的目的是评估EIM-OC赞助的员工巡回培训班在增加PA和减少参与者感知压力方面的有效性。在20名课堂参与者中,有12名女性自愿参加了这项研究。数据是通过在线问卷收集的,其中包括Godin休闲时间锻炼问卷(LTEQ)和Cohen感知压力量表。对LTEQ评分、PA天数和感知压力评分进行配对样本t检验。从训练前到训练后,体育活动得分显著增加(p=.05)。从训练前到训练后,中度PA天数显著增加,但剧烈和轻度PA天数无统计学意义。从训练前到训练后,感知压力得分显著提高(p<.001)。这些结果表明,EIM-OC员工锻炼班是一项有效的计划,可以增加PA并改善大学员工的压力感知。
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引用次数: 0
Impact of Wearable Technology on Physical Activity, Fitness, and Health Outcomes in College Students with Disabilities 可穿戴技术对残疾大学生身体活动、健康和健康结果的影响
Pub Date : 2019-10-28 DOI: 10.12691/jpar-4-2-10
Trista L. Olson, K. Dames, E. J. Page, Michele Mahr, Brent M. Peterson
Physical activity (PA) in the United States progressively continues to decline despite research highlighting the importance of an active lifestyle. Particularly, recommended levels of PA are associated with reduced risk for a large number of negative, yet preventable health conditions in apparently healthy populations. Unfortunately, individuals who report having one or more disabilities perform far less PA than their apparently healthy counterparts. While technological advancements such as wearable devices to monitor PA have become popular, few studies have evaluated the effectiveness of wearable technology-based interventions on increasing PA levels and improving health outcomes in college students and individuals with disabilities. Thus, the purposes of this investigation were (1) to evaluate if providing a Fitbit PA tracking device to college students with disabilities would increase PA and improve health outcomes such as cardiovascular (CV) fitness and body composition, and (2) to investigate whether the addition of health education sessions would provide additional benefits. A total of 24 participants (27 ± 7 years) were given a Fitbit and had their PA monitored over twelve weeks. Group randomization was conducted where one group received only the Fitbit (FO) and a second group where participants also received health education sessions (E+F). Pre and post physiological assessments were also conducted. No significant group*time interactions were observed. Significant increases in mean treadmill duration and VO2peak occurred from pre to post. Mean daily steps in the E+F group were significantly higher than the FO group (8134 ± 441 vs. 7581 ± 577, respectively). Twelve weeks of Fitbit usage was effective in increasing CV fitness in individuals who identified as having one or more disabilities. Considering the lack of a significant improvement in health outcomes by the addition of educational programming the use of a Fitbit alone may be sufficient to improve CV fitness in this population.
尽管研究强调了积极生活方式的重要性,但美国的体育活动(PA)仍在逐渐下降。特别是,在明显健康的人群中,推荐的PA水平与降低大量负面但可预防的健康状况的风险有关。不幸的是,报告有一种或多种残疾的人的PA表现远低于明显健康的同龄人。虽然监测PA的可穿戴设备等技术进步已经流行起来,但很少有研究评估基于可穿戴技术的干预措施在提高大学生和残疾人的PA水平和改善健康状况方面的有效性。因此,本研究的目的是(1)评估向残疾大学生提供Fitbit PA跟踪设备是否会增加PA并改善心血管(CV)健康状况和身体成分等健康结果,以及(2)调查增加健康教育课程是否会带来额外的好处。共有24名参与者(27±7岁)接受了Fitbit治疗,并在12周内对他们的PA进行了监测。进行分组随机化,其中一组仅接受Fitbit(FO),第二组参与者也接受健康教育(E+F)。还进行了生理学前后评估。未观察到显著的组时间交互作用。从运动前到运动后,平均跑步机持续时间和VO2峰值显著增加。E+F组的平均每日步数显著高于FO组(分别为8134±441和7581±577)。使用Fitbit 12周可以有效地提高被认定为有一种或多种残疾的个人的简历健康度。考虑到增加教育程序对健康结果没有显著改善,单独使用Fitbit可能足以改善该人群的简历适应性。
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引用次数: 1
The Reliability of the Seated Medicine Ball Throw for Distance 坐式健身球远距离投掷的可靠性
Pub Date : 2019-09-23 DOI: 10.12691/jpar-4-2-9
George K. Beckham, Sienna Lish, Lisa Keebler, Casey Longaker, C. Disney, M. DeBeliso, K. Adams
Measuring distance thrown during the Seated Medicine Ball Throw (SMBT) has been used frequently within the literature to quantify upper body explosiveness, due to the test being easy to learn, low-risk, and requiring minimal equipment. The reliability of distance thrown in the SMBT has not been broadly reported, nor have familiarization protocols been thoroughly documented. The purpose of this study is to assess the reliability of distance thrown during the SMBT as a representative measurement for upper body explosiveness in active, recreationally trained adults. Before testing, 20 subjects completed a dynamic warm-up. After learning proper technique, subjects were familiarized with the exercise by completing continuous trials using a 10 lb medicine ball, with 1 minute of rest between trials, until three consecutive throws within 0.25 m were achieved. Subjects rested 20 minutes, repeated the warm-up, and then completed 6 trials of the SMBT where distance of each throw was measured. Any trial in which technique deviated significantly from the instructions was repeated. Intraclass correlation coefficients (ICCs) were used to assess reliability between trials. Distances thrown for trials 1-6 were as follows: 3.43±0.99 m, 3.41±0.95 m, 3.48±1.00 m, 3.48±1.00 m, 3.46±1.03 m, and 3.54±1.05 m respectively. ICCs for consecutive trial pairs ranged from 0.97-0.99. These findings suggest that distance thrown is a reliable representative measure of upper body explosiveness in recreationally trained adults. The familiarization protocol used was sufficient for producing consistent performance.
在文献中,测量坐式健身球投掷(SMBT)过程中的投掷距离经常被用来量化上半身的爆炸性,因为该测试易于学习,风险低,并且需要最少的设备。SMBT中投掷距离的可靠性尚未得到广泛报道,熟悉协议也未得到彻底记录。本研究的目的是评估SMBT期间投掷距离的可靠性,作为活跃、娱乐训练的成年人上半身爆发力的代表性测量。测试前,20名受试者完成了动态热身。在学习了正确的技术后,受试者通过使用10磅的健身球完成连续试验,在两次试验之间休息1分钟,直到在0.25米内连续三次投球,从而熟悉了这项运动。受试者休息20分钟,重复热身,然后完成6次SMBT试验,测量每次投掷的距离。任何技术明显偏离说明书的试验都要重复进行。组内相关系数(ICCs)用于评估试验之间的可靠性。试验1-6的投掷距离分别为:3.43±0.99 m、3.41±0.95 m、3.48±1.00 m、3.46±1.03 m和3.54±1.05 m。连续试验配对的ICCs在0.97-0.99之间。这些发现表明,投掷距离是衡量受过娱乐训练的成年人上半身爆发力的可靠代表性指标。所使用的熟悉协议足以产生一致的性能。
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引用次数: 15
24 Hour Total Energy Expenditure Calculation Using Android Application: “24 ARM-Activity Recall Method” 基于Android应用程序的24小时总能量消耗计算:“24 ARM-Activity Recall Method”
Pub Date : 2019-09-17 DOI: 10.12691/jpar-4-2-8
M. Mohankumar, V. Pathak
Malnutrition refers to deficiencies, excesses or imbalances in a person’s intake of energy and/or nutrients and can be the ground for both communicable and Non Communicable Diseases (NCDs). Nutrition is essential and Energy Expenditure (EE) assessment in an individual’s daily routine is the key to it as both under nutrition and over nutrition are detrimental. Currently, an individual is categorised as having sedentary behaviour or light/ moderate/ vigorous intensity activities based on the Metabolic Equivalents (METs) and duration of activity. MET values for the same are given for the activity as such but using this to classify an individual sedentary or moderate or a vigorous worker is not appropriate especially when duration of activity is less than 10 minutes. As there is no single effective tool available to calculate Total Energy Expenditure (TEE), we developed a simple android application based 24 hour Activity Recall Method abbreviated as “24 ARM” to calculate TEE along with its 3 components (Resting Energy Expenditure (REE), Activity Energy Expenditure (AEE) and Diet Induced Thermogenesis (DIT)) and results can be shared with other persons also.
营养不良是指一个人摄入能量和/或营养素的不足、过量或不平衡,可能是传染病和非传染性疾病的根源。营养是必不可少的,个人日常生活中的能量消耗(EE)评估是关键,因为营养不足和营养过剩都是有害的。目前,根据代谢当量(METs)和活动持续时间,将个体分为久坐行为或轻度/中度/剧烈强度活动。同样的MET值给出了活动本身,但用它来区分一个人是久坐不动的、中度的还是剧烈的工作者是不合适的,尤其是当活动持续时间少于10分钟的时候。由于没有单一的有效工具可以计算总能量消耗(TEE),我们开发了一个简单的基于24小时活动回忆方法(简称“24 ARM”)的android应用程序,用于计算TEE及其3个组成部分(静息能量消耗(REE),活动能量消耗(AEE)和饮食诱导产热(DIT)),并且结果也可以与其他人共享。
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引用次数: 0
Achieving the Physical Activity Guidelines during the Wintertime While Engaging in MyWinter and MyWinterHoliday Activity 在参加“我的冬天”和“我的冬季假期”活动时,实现冬季体育活动指南
Pub Date : 2019-08-27 DOI: 10.12691/JPAR-4-2-7
M. Cavallini, D. Dyck
Despite decades of research on the benefits of physical activity (PA) and exercise, many Americans and Canadians still do not engage in the recommended levels of PA. Only 15% of Canadian adults obtain the recommended 150 minutes of moderate-to-vigorous physical activity (MVPA) per week according to the Canadian Health Measures Survey. The purpose of this study was to examine adults’ physical barriers to PA and exercise to ultimately improve PA participation. In phase I, facilitated focus group discussions were conducted with 234 adults from 13 diverse groups in Guelph, Ontario, Canada regarding their physical barriers to PA and exercise. Among the physical barrier questions asked were: i) is winter weather a hindrance to engaging in PA?; ii) are you less likely to feel motivated to partake in PA in cold weather? Using the transcriptions from phase I, a survey was designed and administered to participants of the same community groups in phase II of the study to quantify feedback. Questionnaire responses were provided by 277 adults. Winter weather was the only significant physical barrier from the all respondents group, particularly among females. Recommendations for overcoming the barriers that contribute to low participation in PA in cold weather are discussed. To help incorporate a culture and environment of being active during the winter months, promotional and marketing strategies are identified through the introduction of MyWinter and MyWinterHoliday Activity graphics. Incorporating realistic, doable and even enjoyable daily indoor and outdoor PA strategies during winter are advocated.
尽管对体育活动和锻炼的益处进行了几十年的研究,但许多美国人和加拿大人仍然没有达到建议的体育活动水平。根据加拿大健康措施调查,只有15%的加拿大成年人每周进行150分钟的中等至剧烈体育活动。本研究的目的是检查成年人对PA和锻炼的身体障碍,以最终提高PA的参与度。在第一阶段,在加拿大安大略省圭尔夫市,对来自13个不同群体的234名成年人进行了促进焦点小组讨论,讨论他们在PA和锻炼方面的身体障碍。提出的物理障碍问题包括:i)冬季天气是否阻碍参与PA?;ii)在寒冷的天气里,你是否不太可能有动力参加PA?使用第一阶段的转录,设计了一项调查,并在研究的第二阶段对同一社区群体的参与者进行了管理,以量化反馈。277名成年人提供了问卷调查。冬季天气是所有受访者中唯一显著的身体障碍,尤其是女性。讨论了在寒冷天气下克服导致PA参与率低的障碍的建议。为了帮助融入冬季活跃的文化和环境,通过引入MyWinter和MyWinterHoliday活动图形来确定促销和营销策略。提倡在冬季将现实、可行甚至令人愉快的日常室内外PA策略结合起来。
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引用次数: 0
Physical Activity and Social Interactions of Rural Elementary Children during Recess 经济衰退时期农村小学生的体育活动与社会交往
Pub Date : 2019-07-31 DOI: 10.12691/JPAR-4-2-6
Steven L. Prewitt, C. Rosselli, Anthony C. Rosselli
Recess is an important part of the school day for elementary children. It provides a natural opportunity for children to engage in physical activity, it also allows for young children to develop social skills. There is little research examining physical activity and social interactions among rural elementary children. The purpose of this study was to investigate levels of physical activity, activity type, group size, and social interactions of 3rd and 4th grade students attending a rural elementary school. Students (N=67) were observed during morning recess (25 minutes) using the System for Observing Children’s Activity and Relationships during Play (SOCARP). The data were analyzed using multiple independent samples t-tests with Bonferonni adjustments. Initial results showed no significant differences between grade and gender groups in each observation category. Upon further investigation, differences were observed. The results of this study were contradictory and mixed when compared to other studies indicating that other factors such as supervision, equipment, culture and playground markings that may play a significant role in activity levels in children during recess. This study has added to the literature regarding elementary children’s physical activity, activity type, group size, and social interactions during recess time. It also adds to the limited literature involving the use of the SOCARP instrument.
课间休息是小学生上学时间的重要组成部分。它为孩子们提供了一个从事体育活动的自然机会,它也允许年幼的孩子发展社交技能。很少有研究调查农村小学生的体育活动和社会互动。本研究的目的是调查农村小学三、四年级学生的体育活动水平、活动类型、群体规模和社会互动。使用儿童游戏活动和关系观察系统(SOCARP)在上午课间休息(25分钟)期间观察学生(N=67)。采用Bonferonni调整的多独立样本t检验对数据进行分析。初步结果显示,在每个观察类别中,年级和性别组之间没有显著差异。经过进一步调查,发现了差异。与其他研究相比,这项研究的结果是矛盾和混合的,表明其他因素,如监督、设备、文化和操场标志,可能在儿童休息期间的活动水平中发挥重要作用。本研究补充了有关小学生体育活动、活动类型、团体规模和课间社会互动的文献。它还增加了涉及使用SOCARP仪器的有限文献。
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引用次数: 1
The Role of Housework in Married Women’s Physical Activity: 1936 to 2017 家务劳动在已婚妇女体育活动中的作用:1936年至2017年
Pub Date : 2019-06-17 DOI: 10.12691/JPAR-4-2-3
C. Zick
The historical decline in adults’ physical activity (PA) has been attributed to the growth in both sedentary occupations and car-dependent transportation. Missing from the conversation has been any examination of what role shifts in housework time/composition may have played. Historical time-use data for married women in the United States from 1936 to 2017 are used to assess trends in women’s moderate physical activity (PA) housework as measured by the typical metabolic equivalents (METs) for various core housework tasks. Analyses reveal that for much of the 20th century, the typical married woman likely met the Centers for Disease Control's PA recommendations through daily housework. However, time spent in moderate PA housework has declined at a faster pace than total housework time for the past 30 years. The downward trend appears to be driven primarily by changes other than household socio-demographics. Shifts in housework, both in terms of the composition and the overall time spent doing housework, have likely played an important role in the historical decline of adult women’s physical activity and rising obesity risk.
成年人体力活动(PA)的历史性下降归因于久坐职业和依赖汽车的交通工具的增长。谈话中缺少的是对家务劳动时间/成分的变化可能起到的作用的任何检查。1936年至2017年美国已婚女性的历史时间使用数据用于评估女性适度体力活动(PA)家务的趋势,通过各种核心家务任务的典型代谢当量(MET)来衡量。分析显示,在20世纪的大部分时间里,典型的已婚女性很可能通过日常家务活达到了疾病控制中心PA的建议。然而,在过去的30年里,花在适度PA家务上的时间比总家务时间下降得更快。下降趋势似乎主要是由家庭社会人口结构以外的变化推动的。家务劳动的变化,无论是从组成还是做家务的总时间来看,都可能在成年女性体力活动的历史性下降和肥胖风险的上升中发挥了重要作用。
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引用次数: 0
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Journal of physical activity research
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