这就是为什么视频影像中的大脑在无意识状态下看起来变得更加活跃：这一现象显示出抑制回路的活动得到了增强。
That's why in the video the brain appears to become more active while unconscious: it's showing the increased action in inhibitory circuits.
研究再一次显示，醒后较久与睡眠状态相比，脑对同水平刺激的反应明显增强，而这表明突触活动有增强。
The studies again showed that, for the same levels of stimulation, responses were stronger following a long period of waking and weaker after sleep, suggesting that synapses must have grown stronger.
英国一项研究显示，只要每天在户外运动五分钟，人的精神状态就会改善，不但心情会保持舒畅，而且有助增强自信心。有山有水的环境益处尤其明显。
As little as five minutes of exercise a day in the great outdoors can improve mental health, according to a British study published in the journal Environmental Science and Technology.
英国一项研究显示，只要每天在户外运动五分钟，人的精神状态就会改善，不但心情会保持舒畅，而且有助增强自信心。有山有水的环境益处尤其明显。
As little as five minutes of exercise a day in the great outdoors can improve mental health, according to a British study published in the journal Environmental Science and Technology.
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