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Menopause, a natural biological process marking the end of a woman's fertility, typically occurs between the fifth and sixth decade of life. This phase is characterized by the exhaustion of the ovarian follicle pool, leading to less responsive ovaries despite the high levels of Follicle Stimulating Hormone (FSH) and Luteinizing Hormone (LH). The consequential decrease in estrogen production results in symptoms like hot flashes, heavy sweating, headaches, hair loss, muscle pains, vaginal...
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Aging and its effect on bone remodeling is the most common cause of bone disorders. In young and healthy people, bone deposition and resorption happen at an equal rate to maintain optimal bone health.
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相关实验视频

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Author Spotlight: Exploring Abdominal VNS for Inflammatory Conditions
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一项随机的迷走神经刺激研究表明,女性的血清阿尔多素水平随着年龄的增长而下降,但男性并非如此.

Elisabeth Veiz1,2, Susann-Kristin Kieslich1, Dirk Czesnik2

  • 1Department of Psychosomatic Medicine and Psychotherapy, University Medical Center, Göttingen, Germany.

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|August 30, 2023
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概括
此摘要是机器生成的。

与健康成年人的假刺激相比,通过皮肤进行的迷走神经刺激 (tVNS) 并没有显著降低血清阿尔多水平. 阿尔多素水平因年龄和性别而异,不论tVNS.

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科学领域:

  • 神经科学是一个神经科学.
  • 内分泌学 在内分泌学.
  • 身体生理学 身体生理学

背景情况:

  • 迷走神经在调节包括激素分泌在内的各种身体功能中起着至关重要的作用.
  • 通过皮肤的迷走神经刺激 (tVNS) 是一种非侵入性的方法来调节迷走神经活动.
  • 阿尔多是一个关键的矿物质皮质激素激素,参与血压调节和电解质平衡.

研究的目的:

  • 研究穿皮漫神经刺激 (tVNS) 对健康的年轻人和老年人血清阿尔多水平的急性影响.
  • 为了比较活性tVNS与假刺激在改变阿尔多素度方面的疗效.
  • 探索tVNS,年龄和性别在阿尔多素水平之间的潜在相互作用.

主要方法:

  • 这是一项随机的,模拟控制的研究,涉及20名年轻 (21-26岁) 和19名年长 (40-70岁) 的健康参与者.
  • 给20分钟的活跃的tVNS给内或假刺激给耳在不同的日子.
  • 血样在刺激前和刺激后收集,以测量血清中阿尔多素水平.

主要成果:

  • 在年轻和年长的队列中,血清阿尔多素水平从刺激前到刺激后都下降了,无论刺激类型 (活跃或假).
  • 活跃tVNS期间阿尔多素的下降在统计学上是显著的,但活跃和假刺激之间的差异在任何年龄组都没有显著.
  • 观察到性别和年龄之间有显著的相互作用效应,年轻女性表现出比老年女性更高的基线阿尔多素水平.

结论:

  • 与健康个体的假刺激相比,急性耳道穿皮漫神经刺激 (tVNS) 并没有显示血清阿尔多水平显著降低.
  • 血清阿尔多素度受年龄和性别的影响,独立于tVNS.
  • 需要进一步的研究来阐明迷走神经,阿尔多素调节和人口因素之间的复杂相互作用.