J Clin Endocrinol Metab:空腹锻炼还是吃一点再练?新研究有了答案

2019-11-08 佚名 医学新视点

对于有晨练习惯或者想要运动的人来讲,有一个纠结的问题:是晨起空腹锻炼,还是垫一垫肚子或者挑其他时间再锻炼?现在,这个问题可能有了答案。

对于有晨练习惯或者想要运动的人来讲,有一个纠结的问题:是晨起空腹锻炼,还是垫一垫肚子或者挑其他时间再锻炼?现在,这个问题可能有了答案。

据巴斯大学(Universities of Bath)和伯明翰大学(Universities of Birmingham)健康专家在Journal of Clinical Endocrinology and Metabolism发表的一项新研究显示,在早餐前锻炼将有助于增加脂肪燃烧,更好地控制血糖水平,降低患心血管疾病和2型糖尿病的风险。

在这项为期6周的研究中,共有30名肥胖或超重的男性受试者参加,他们被分为两个干预组(运动前/运动后吃早餐)和对照组(不改变生活方式);两个干预组分别在摄入营养早餐或碳水化合物之前和之后进行中等强度的自行车运动。

结果显示,发现早餐前锻炼组增加了肌肉纤维的脂质净利用率,燃烧的脂肪量是早餐后锻炼组的两倍。脂肪消耗增加主要是由于一夜未进食,体内胰岛素水平降低,这个时候进行锻炼,可以利用更多的脂肪组织以及肌肉中的脂肪作为能量来源。

虽然两个干预组的体重减轻情况没有明显差异,但早餐前锻炼将对整体健康起到改善作用。

研究人员发现,尽管两个干预组进行了相同的训练,摄入的食物量也相当,但早餐前锻炼组的肌肉比早餐后锻炼组的肌肉对胰岛素反应更敏感,关键蛋白质大量增加,特别是那些参与将葡萄糖从血液输送到肌肉的蛋白质。由于早餐前锻炼的人对胰岛素有更好的反应,血糖水平控制更好,减少餐后高胰岛素血症,从而有可能降低患心血管疾病和2型糖尿病的风险。

该研究共同作者、巴斯大学卫生学系Javier Gonzalez博士解释说:“我们的研究结果表明,改变进食时间和运动时间,可以对整体健康带来深刻而积极的变化。”

接下来,研究团队将进一步验证,这种运动的长期效果是否同样适用于女性及更广泛人群。

原始出处:
Edinburgh RM1, Bradley HE2, Abdullah NF2,3, et al.Lipid metabolism links nutrient-exercise timing to insulin sensitivity in men classified as overweight or obese.J Clin Endocrinol Metab. 2019 Oct 19. pii: dgz104. doi: 10.1210/clinem/dgz104. [Epub ahead of print]

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    2020-10-19 Jessica

    周六日:早餐前适量运动,迎着早晨的朝阳,去公园散散步,回来吃营养丰富的早午餐,然后背着电脑去咖啡店学习,很完美。

    0

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    2020-02-21 一闲
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    2020-04-22 guojianrong
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    2019-11-08 jingjing

    运动锻炼应该是健康第一要素,对各类疾病都应该有益。但是国内这方面研究太少

    0

  5. [GetPortalCommentsPageByObjectIdResponse(id=893002, encodeId=6d1e89300294, content=周六日:早餐前适量运动,迎着早晨的朝阳,去公园散散步,回来吃营养丰富的早午餐,然后背着电脑去咖啡店学习,很完美。, beContent=null, objectType=article, channel=null, level=null, likeNumber=84, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20211019/df01a4bfb64246379ddfef3370d04115/e1274c8eb5e440918f56f83bcfea9031.jpg, createdBy=3a345397082, createdName=Jessica, createdTime=Mon Oct 19 11:00:48 CST 2020, time=2020-10-19, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1896574, encodeId=8f7318965e494, content=<a href='/topic/show?id=4a391158248' target=_blank style='color:#2F92EE;'>#MET#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=38, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=11582, encryptionId=4a391158248, topicName=MET)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=18fc139, createdName=一闲, createdTime=Fri Feb 21 07:17:00 CST 2020, time=2020-02-21, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1888086, encodeId=615c18880863d, content=<a href='/topic/show?id=d56611584ec' target=_blank style='color:#2F92EE;'>#Meta#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=31, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=11584, encryptionId=d56611584ec, topicName=Meta)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=d8f4110, createdName=guojianrong, createdTime=Wed Apr 22 03:17:00 CST 2020, time=2020-04-22, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1050321, encodeId=948c105032161, content=运动锻炼应该是健康第一要素,对各类疾病都应该有益。但是国内这方面研究太少, beContent=null, objectType=article, channel=null, level=null, likeNumber=50, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=jingjing, createdTime=Fri Nov 08 16:17:00 CST 2019, time=2019-11-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=374929, encodeId=40293e492972, content=学习了,谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=83, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20220115/46bcf39c32de4aa6b45c5f9d66c8ee77/6cb4a20c55bb4b7691122f47747bfca2.jpg, createdBy=9dad1662329, createdName=1ddf0692m34(暂无匿称), createdTime=Fri Nov 08 13:33:07 CST 2019, time=2019-11-08, status=1, ipAttribution=)]
    2019-11-08 1ddf0692m34(暂无匿称)

    学习了,谢谢分享

    0