可可电台，每期节目一话题，让英语磨练耳朵的同时学到更多有益的小知识，丰富知识的同时受益于生活。

Reasons to Smile-Health Benefits of Smiling

微笑的理由

Smiling Boosts Your Immune System

微笑增强免疫力

Smiling helps the immune system to work better. When you smile, immune function improves possibly because you are more relaxed. Prevent the flu and colds by smiling.

微笑可以让免疫系统更好地工作。当你微笑，免疫功能可能会因你的放松而增强。微笑可以预防流感和伤风。

Smiling Lowers Your Blood Pressure

微笑降低血压

When you smile, there is a measurable reduction in your blood pressure. Give it a try if you have a blood pressure monitor at home. Sit for a few minutes, take a reading. Then smile for a minute and take another reading while still smiling. Do you notice a difference?

当你微笑的时候，你的血压将显著降低。如果你家中有血压计，你可以试一下。静坐几分钟，然后阅读。再比较微笑一分钟，然后微笑着阅读。你是否感觉到了有所不同？

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