Analysis on the essentials of parallel bar arm extension and lower chest training

　　Parallel bar dips and extensions are exercise This is a classic movement for the lower pectoral muscles, but many people have trouble grasping the essentials during practice. Mastering the correct method of parallel bar arm flexion and extension to train the lower chest can more effectively stimulate the lower chest muscles and improve the training effect. The following is a detailed introduction to its essentials.

body posture adjustment

　　forward body angle: Lean your body appropriately forward at an angle of about 30-45 degrees. This will allow the lower pectoral muscles to participate more in the movement and increase the stimulation of the lower pectoral muscles.

　　Dropped shoulder blades: Keep the scapulae depressed, stabilize the shoulders, create a good foundation for the lower pectoral muscles to exert force, and avoid overcompensation of the shoulders.

　　neutral wrist position: Keep the wrist in a neutral position to reduce pressure on the wrist, protect the joints, and allow force to be transmitted to the lower pectoral muscles more effectively.

action process control

　　elbow abduction: Appropriate abduction of the elbow joint opens the chest, giving the chest muscles a better sense of stretch and fully stimulating the lower chest muscles.

　　Descending depth: When descending, try to keep your chest as close to the parallel bars as possible to achieve a suitable depth of descent, enhance the stretch of the chest muscles, and stimulate the growth of the lower chest muscles.

　　peak contraction: At the top of the movement, consciously perform peak contraction and pause briefly to strengthen the contraction effect of the lower chest muscles.

　　centrifugal control: During the descent, slowly control the eccentric phase to continuously stimulate the lower chest muscles and increase the training effect.

Other points

　　Parallel bars width: The width of the parallel bars is moderate. Too wide or too narrow will affect the force generation effect of the lower pectoral muscles. Generally, 1.2 - 1.5 times the shoulder width is appropriate.

　　training capacity: Reasonably arrange the training capacity to avoid injuries caused by overtraining. Generally, each group is 8-12 times, and 3-4 groups are performed.

　　recovery cycle: Give your body enough recovery time. After lower pectoral muscle training, it is recommended to wait 48 - 72 hours before the next training session.

　　Parallel bar arm flexion and extension mainly exercises the lower pectoral muscles. When performing this action, the posture of the body and the way of exerting force have an important impact on the stimulation effect of the lower pectoral muscles. Proper use of body mechanics principles can make training more effective with half the effort.