Abstract
Range of joint motion in growing children are different from those in adults.
We measured the ranges of major joints motion in 403 healthy children from newborn infant to ten years of age.
The results of statistical evaluations showed marked age difference of mean values in external rotation of shoulder, horizontal flexion of shoulder, extension of elbow, extension of hip, extension of knee and dorsi-flexion of ankle joints. And there were no statistical significance between boys and girls under one year old, and are no difference of right and left extremities in all ages.
