It is simple pleasures, such as a walk on a sunny day, which have a cumulative effect on our mood.

诸如在晴朗的日子散步这样简朴的乐趣对我们的情绪有累积性益处。

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So naturally I was excited when Greta found a research report on the effect of chocolate on mood.

所以很自然的是，当格丽塔发现一篇关于巧克力影响情绪的研究报告时，我非常兴奋。

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It's easy to slip into poor eating habits - but these can have a knock-on effect on your mood.

很容易就养成不好的饮食习惯，但这些又对你的情绪有连锁的影响。

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There is evidence from other studies that good gut bacteria support positive mood too in part because of their effect on the vagus nerve and suggestions that antibiotics dampen this effect.

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The effect was greater among those who had mood and anxiety disorders than those that smoked for pleasure.

BBC: Quitting smoking 'reduces anxiety'

In addition, the Mood Lamp creates a soft, environment-enhancing lighting effect, while the Smart Sensor analyzes the amount of illumination being provided by ambient light sources.

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