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1·But when the emotion that leads to stiffening the lip is more intense, and involves strong muscle tension, facial feedback may heighten emotional response.

但是当导致嘴唇僵硬的情绪变得更加强烈，并导致肌肉强烈绷紧时，面部表情反应就可能会增强情绪反应。

2·Laughter is a pressure valve which releases muscle tension.

大笑是一个压力阀，它可以释放肌肉紧张。

3·I don't know about muscle tension, attention deficit or heart rates.

我并不了解什么肌肉紧张，注意力不集中或者心率的问题。

4·Yoga normalization of muscle function. Excercise increase in muscle tension.

瑜伽使肌肉功能正常化，健身添加肌肉张力。

5·Other Benefits: lowering blood pressure, boost immunity, ease muscle tension.

其他优点：降低血压、提高免疫力、缓解肌肉紧张。

6·Progressive muscle relaxation reduces muscle tension and general mental anxiety.

渐进式肌肉放松法减少肌肉紧张，和总体上的精神焦虑。

7·This causes lower blood pressure, reduced muscle tension and decreased heart rate.

这样会降低血压，减少肌肉的紧张程度，同时减慢心跳的速度。

8·Poor posture often leads to muscle tension and pain, which further increases the stress.

姿势不对往往会导致肌肉紧张和疼痛，进而增加压力。

9·Tension headache (the most common type) is caused by muscle tension in the head, neck, and shoulders.

紧张性头痛(最常见的一种)是由头部、颈部和肩部的肌肉紧张引起的。

10·Aim To obtain the relationship between skeletal muscle tension and intensity of electric stimulus.

目的为得到电刺激强度与骨胳肌肌力之间的关系。