The application of sit-ups can achieve different effects through different directions of the body. The specific operation steps are as follows:

1, head down, lying flat on the instrument.

2, feet stuck in the position in the picture, do sit-ups.

3. Head up and lie flat on the equipment.

4. Hold the posture support in the picture with both hands, lift the upper body and legs, and make a belly roll.

5. Move down and lie flat.

6. Hold the top railing with both hands and lift your legs straight.

Matters needing attention in the use of sit-ups fitness equipment:

1, the equipment should be placed on a level ground.

2, don't do too much action, you will strain your muscles.