When you say loose on the outside and tight on the inside, you should mean loose on the outside, but the essence inside is not loose. The body is soft and loose, but the meaning is the same, the gas is smooth and the strength is constant, so the name is loose outside and tight inside.

Here's how to do it:

Relaxation means stretching. Therefore, we should develop first and then compact. When you are a beginner, you should do a good job in posture and movements. In order to develop, let each joint stretch one by one. However, I didn't stretch my muscles on purpose. In nature, I slowly relaxed, naturally relaxed and calm for a long time.

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