Calcium deficiency in newborns leads to rickets, and chicken chest is its clinical manifestation, and it is difficult to improve chicken chest in adulthood

1. Breathe up and down exercise, stand with your feet shoulder-width apart, relax, close your eyes, and gently lift your arms forward to the top of your head, inhale at the same time, stop for a while, and then drop down naturally with a deep exhalation of the two arms, several times a day for 10 minutes each time.

2, push-ups or holding dumbbells to do two-armed front raise exercise 3 to 4 times a day, 10 minutes each time.

3, single and double bar on the head, daily early in the morning on an empty stomach, but not too strenuous.

4, jogging helps to enhance visceral activity, expanding respiratory capacity, improve thoracic dysplasia