Eight reasons for driving outside:
1, related to age: splayed feet are proportional to age.
2. Occupation-related: According to statistics, splayed feet account for the largest proportion of farmers and dancers in mountainous areas, followed by skaters, hairdressers, postmen, non-mountainous farmers, waiters and teachers. There are fewer soldiers, cadres, doctors and workers.
3. Premature infants learn to walk and stand.
4. Calcium deficiency in the body.
5. It is related to heredity. The statistical results of a study show that both parents have splayed feet, and 73.2% of sons or daughters (7- 12 years old) have splayed feet; One of the parents has a splayed foot. 565,438+0.7% people have a figure-eight son or daughter.