Pec fly is mainly used to exercise and depict the depth of the groove in the pectoralis major muscle to make the pectoralis major muscle look fuller.

Below to introduce the pectoral machine action essentials.

1. Sit on the machine with your back against the pad.

2. Hold the handle. Tip: your upper arm should be parallel to the ground, Adjust the machine properly. This is your initial position.

3.  Slowly close the two handles together and squeeze the chest.  Exhale while doing this, and pause when you feel a sense of contraction.

4.  Slowly return to the starting position and inhale until you feel the chest muscles fully extended.

5. Repeat as many times as recommended.

Matters needing attention:

1.Be sure to straighten your body without external force,use pectoralis major muscle for internal clamping, and be gentle when relaxing and restoring.

2.During the movement, the elbow joint remains backward and outward, not downward.

3.Sit stool height should be appropriate, otherwise, the handle position is too high, exercise shoulder deltoid muscle will be a few more.