The college entrance examination is over. Say goodbye tomorrow morning. I hope the clouds and the sun will accompany you to the ends of the earth forever. Flowers and green grass will spread the distant future with you. A wonderful holiday is coming. What should we do?

Some students love fitness and plan to exercise their arms and legs this summer vacation. In the training of arms and legs, we should also pay attention to these wrong training methods.

Common errors (1)

Posture 1: The waist is not firmly attached.

Common errors (2)

Posture 2: Knee hyperextension

Common errors (3)

Pose 3: Knee buckle (1)

Common errors (4)

Posture 4: Knee buckle (2)

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