JAMA Psychiatry:你知道吗?久坐会让人变得反应迟钝

2015-12-03 MedSci MedSci原创

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众所周知,长时间坐着不活动对我们的健康不利。现在,也有调查研究证明,长时间坐着不活动会对年轻人的认知能力产生影响。

JAMA Psychiatry发表了一项新的研究成果,该研究对调查对象进行了25年的追踪调查,把他们坐在家里看电视的时间以及运动健身的时间绘制成了图表进行分析。

久坐的生活方式容易罹患心血管疾病、某些特定的肿瘤、2型糖尿病、肥胖的几率增加。经常运动会使人寿命更长,也不容易得抑郁症。同时,也有越来越多的证据表明,运动可以提高并维持人的认知功能。

Tina D主导的这项长达25年的研究,对运动与认知功能之间的关系进行了进一步探讨。

此次研究选择了3274名研究对象,通过填写问卷了解他们在家看电视的时间和运动的时间,从1985年到2011年,每2-5年收集一次资料。25年之后,研究者对每个研究都进行了三项认知能力测试,分别是:

1 DSST:主要测试处理事情的速度和执行能力(调节和控制认知过程包括记忆、推理、处理任务灵活性、思考问题以及规划)

2 Stroop test:也是测试执行能力

3 RAVLT:评估言语记忆能力

测试发现,花时间看电视多的研究对象DSST和Stroop tests得分较低,RAVLT测试得分较高。根据测试结果,研究者得出了以下结论:

青年或者中年时期,久坐看电视的时间多于运动时间的人,在中年以后认知功能更差,特别是处理事情的速度和执行能力,而口头记忆能力则没有明显差异。

由于本项研究时间较长,虽然中间有一些其他因素的影响,导致研究对象的生活方式出现偏倚,并且问卷调查这种研究方法本身也存在着一些局限性,因此,需要更多的研究来证明久坐生活方式与认知功能之间的关系,同时这也应该是一个被广泛关注的领域。


原始出处:
Tim Newman.Watching TV might slow your brain.Medical News Today 2 December 2015

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  1. [GetPortalCommentsPageByObjectIdResponse(id=1791955, encodeId=15b51e9195548, content=<a href='/topic/show?id=696a14818df' target=_blank style='color:#2F92EE;'>#Psychiatry#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=46, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=14818, encryptionId=696a14818df, topicName=Psychiatry)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c192448, createdName=diushouji, createdTime=Fri Apr 08 08:13:00 CST 2016, time=2016-04-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=49117, encodeId=872a4911e0b, content=好文章,值得收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=205, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bc301610909, createdName=hixiaoluo, createdTime=Sun Dec 27 09:07:00 CST 2015, time=2015-12-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=49118, encodeId=479e4911808, content=好文章,值得收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=162, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bc301610909, createdName=hixiaoluo, createdTime=Sun Dec 27 09:07:00 CST 2015, time=2015-12-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=45484, encodeId=527545484bb, content=影响因素很多, beContent=null, objectType=article, channel=null, level=null, likeNumber=117, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=df9e1651052, createdName=三三五五, createdTime=Thu Dec 10 16:04:00 CST 2015, time=2015-12-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1490599, encodeId=ce44149059954, content=<a href='/topic/show?id=79d33e740ae' target=_blank style='color:#2F92EE;'>#反应迟钝#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=45, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=37740, encryptionId=79d33e740ae, topicName=反应迟钝)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=5d7f8793980, createdName=yb6563, createdTime=Fri Dec 04 23:13:00 CST 2015, time=2015-12-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=44620, encodeId=07fd4462039, content=我现在就迟钝化了, beContent=null, objectType=article, channel=null, level=null, likeNumber=175, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2d331664955, createdName=老段, createdTime=Thu Dec 03 21:34:00 CST 2015, time=2015-12-03, status=1, ipAttribution=)]
  2. [GetPortalCommentsPageByObjectIdResponse(id=1791955, encodeId=15b51e9195548, content=<a href='/topic/show?id=696a14818df' target=_blank style='color:#2F92EE;'>#Psychiatry#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=46, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=14818, encryptionId=696a14818df, topicName=Psychiatry)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c192448, createdName=diushouji, createdTime=Fri Apr 08 08:13:00 CST 2016, time=2016-04-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=49117, encodeId=872a4911e0b, content=好文章,值得收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=205, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bc301610909, createdName=hixiaoluo, createdTime=Sun Dec 27 09:07:00 CST 2015, time=2015-12-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=49118, encodeId=479e4911808, content=好文章,值得收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=162, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bc301610909, createdName=hixiaoluo, createdTime=Sun Dec 27 09:07:00 CST 2015, time=2015-12-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=45484, encodeId=527545484bb, content=影响因素很多, beContent=null, objectType=article, channel=null, level=null, likeNumber=117, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=df9e1651052, createdName=三三五五, createdTime=Thu Dec 10 16:04:00 CST 2015, time=2015-12-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1490599, encodeId=ce44149059954, content=<a href='/topic/show?id=79d33e740ae' target=_blank style='color:#2F92EE;'>#反应迟钝#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=45, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=37740, encryptionId=79d33e740ae, topicName=反应迟钝)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=5d7f8793980, createdName=yb6563, createdTime=Fri Dec 04 23:13:00 CST 2015, time=2015-12-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=44620, encodeId=07fd4462039, content=我现在就迟钝化了, beContent=null, objectType=article, channel=null, level=null, likeNumber=175, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2d331664955, createdName=老段, createdTime=Thu Dec 03 21:34:00 CST 2015, time=2015-12-03, status=1, ipAttribution=)]
    2015-12-27 hixiaoluo

    好文章,值得收藏

    0

  3. [GetPortalCommentsPageByObjectIdResponse(id=1791955, encodeId=15b51e9195548, content=<a href='/topic/show?id=696a14818df' target=_blank style='color:#2F92EE;'>#Psychiatry#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=46, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=14818, encryptionId=696a14818df, topicName=Psychiatry)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c192448, createdName=diushouji, createdTime=Fri Apr 08 08:13:00 CST 2016, time=2016-04-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=49117, encodeId=872a4911e0b, content=好文章,值得收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=205, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bc301610909, createdName=hixiaoluo, createdTime=Sun Dec 27 09:07:00 CST 2015, time=2015-12-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=49118, encodeId=479e4911808, content=好文章,值得收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=162, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bc301610909, createdName=hixiaoluo, createdTime=Sun Dec 27 09:07:00 CST 2015, time=2015-12-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=45484, encodeId=527545484bb, content=影响因素很多, beContent=null, objectType=article, channel=null, level=null, likeNumber=117, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=df9e1651052, createdName=三三五五, createdTime=Thu Dec 10 16:04:00 CST 2015, time=2015-12-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1490599, encodeId=ce44149059954, content=<a href='/topic/show?id=79d33e740ae' target=_blank style='color:#2F92EE;'>#反应迟钝#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=45, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=37740, encryptionId=79d33e740ae, topicName=反应迟钝)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=5d7f8793980, createdName=yb6563, createdTime=Fri Dec 04 23:13:00 CST 2015, time=2015-12-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=44620, encodeId=07fd4462039, content=我现在就迟钝化了, beContent=null, objectType=article, channel=null, level=null, likeNumber=175, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2d331664955, createdName=老段, createdTime=Thu Dec 03 21:34:00 CST 2015, time=2015-12-03, status=1, ipAttribution=)]
    2015-12-27 hixiaoluo

    好文章,值得收藏

    0

  4. [GetPortalCommentsPageByObjectIdResponse(id=1791955, encodeId=15b51e9195548, content=<a href='/topic/show?id=696a14818df' target=_blank style='color:#2F92EE;'>#Psychiatry#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=46, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=14818, encryptionId=696a14818df, topicName=Psychiatry)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c192448, createdName=diushouji, createdTime=Fri Apr 08 08:13:00 CST 2016, time=2016-04-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=49117, encodeId=872a4911e0b, content=好文章,值得收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=205, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bc301610909, createdName=hixiaoluo, createdTime=Sun Dec 27 09:07:00 CST 2015, time=2015-12-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=49118, encodeId=479e4911808, content=好文章,值得收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=162, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bc301610909, createdName=hixiaoluo, createdTime=Sun Dec 27 09:07:00 CST 2015, time=2015-12-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=45484, encodeId=527545484bb, content=影响因素很多, beContent=null, objectType=article, channel=null, level=null, likeNumber=117, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=df9e1651052, createdName=三三五五, createdTime=Thu Dec 10 16:04:00 CST 2015, time=2015-12-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1490599, encodeId=ce44149059954, content=<a href='/topic/show?id=79d33e740ae' target=_blank style='color:#2F92EE;'>#反应迟钝#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=45, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=37740, encryptionId=79d33e740ae, topicName=反应迟钝)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=5d7f8793980, createdName=yb6563, createdTime=Fri Dec 04 23:13:00 CST 2015, time=2015-12-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=44620, encodeId=07fd4462039, content=我现在就迟钝化了, beContent=null, objectType=article, channel=null, level=null, likeNumber=175, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2d331664955, createdName=老段, createdTime=Thu Dec 03 21:34:00 CST 2015, time=2015-12-03, status=1, ipAttribution=)]
    2015-12-10 三三五五

    影响因素很多

    0

  5. [GetPortalCommentsPageByObjectIdResponse(id=1791955, encodeId=15b51e9195548, content=<a href='/topic/show?id=696a14818df' target=_blank style='color:#2F92EE;'>#Psychiatry#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=46, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=14818, encryptionId=696a14818df, topicName=Psychiatry)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c192448, createdName=diushouji, createdTime=Fri Apr 08 08:13:00 CST 2016, time=2016-04-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=49117, encodeId=872a4911e0b, content=好文章,值得收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=205, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bc301610909, createdName=hixiaoluo, createdTime=Sun Dec 27 09:07:00 CST 2015, time=2015-12-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=49118, encodeId=479e4911808, content=好文章,值得收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=162, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bc301610909, createdName=hixiaoluo, createdTime=Sun Dec 27 09:07:00 CST 2015, time=2015-12-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=45484, encodeId=527545484bb, content=影响因素很多, beContent=null, objectType=article, channel=null, level=null, likeNumber=117, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=df9e1651052, createdName=三三五五, createdTime=Thu Dec 10 16:04:00 CST 2015, time=2015-12-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1490599, encodeId=ce44149059954, content=<a href='/topic/show?id=79d33e740ae' target=_blank style='color:#2F92EE;'>#反应迟钝#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=45, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=37740, encryptionId=79d33e740ae, topicName=反应迟钝)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=5d7f8793980, createdName=yb6563, createdTime=Fri Dec 04 23:13:00 CST 2015, time=2015-12-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=44620, encodeId=07fd4462039, content=我现在就迟钝化了, beContent=null, objectType=article, channel=null, level=null, likeNumber=175, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2d331664955, createdName=老段, createdTime=Thu Dec 03 21:34:00 CST 2015, time=2015-12-03, status=1, ipAttribution=)]
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    2015-12-03 老段

    我现在就迟钝化了

    0

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越来越多的研究表明,久坐有害健康。近日,发表于European Journal of Cardiovascular Prevention的一项新的研究发现,久坐不动的行为或可加重心脏病患者的病情,即使是患者坐着办公或活动也是一样的结果。

J Hepatol:久坐增加患非酒精性脂肪肝风险

久坐的行为意味着你实际上已经处于“安眠”(静止)状态——你几乎不怎么动,因此能量消耗很少。 许多研究都已经表明,久坐的行为会导致肥胖、糖尿病、高血压、心脏和血管的疾病、癌症甚至死亡的发生。 2008年美国运动指南建议,成年人每周应进行2.5小时中至高强度体育运动。然而,全国健康和营养调查协会(NHANES)指出,一天当中,人们平均有55%的时间处于静坐状态。 这项研究发表在Hepatology,主