Chest - chest muscle mid-seater training method

The middle seam of the pectoral muscles requires more muscles on the inner side of the pectoral muscles, pectoralis major muscles, etc. to participate in the force. Therefore, the following exercises are mainly used to practice the middle seam of the pectoral muscles:

　　　Shaped dumbbells:

　　　Engage effect: It has a very significant exercise effect on the thickness and lines of the pectoralis major muscles, and is the best exercise to develop the outer side of the pectoralis muscles.

　　Operation points: In order to achieve the best exercise effect, the dumbbells should be lowered as much as possible to fully stretch the muscles. Lying on your back on the exercise, holding the dumbbells with both hands, keeping the elbow joints slightly bent, and the upper arm and forearm are at an angle of about 135 degrees. When the dumbbell is lowered, the strength of the pectoralis major muscles should be slowly lowered. When lifting the dumbbells, concentrate the muscles on the inner side of the chest muscles close to the middle seam to lift the dumbbell until the dumbbell touches and contracts the peak.

　　　　Environmental Dumbbell Bird:

　　Environmental Effects: Mainly developing the outer side of the chest muscle is the best way to practice the outer side of the chest muscle.

　　　Operation points: The width and thickness of the outer pectoral muscles are very important for the entire chest muscle. Like the flat dumbbell Bird, just keep the exercise stool at an angle of 30 degrees upwards. During the exercise, focus on the upper position of the middle seam of the chest muscles, lift the dumbbells up until the dumbbells touch.

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