O-shaped legs have nothing to do with wearing diapers. Most infants and toddlers develop O-shaped legs to varying degrees, which can be self-corrected at age 2.
O-shaped legs have nothing to do with wearing diapers, because diapers are soft and will not change the shape of the legs. The main reason for the occurrence of O-shaped legs is physiological, most children have O-shaped legs before the age of 2 years, and can be corrected by the age of 2 years.
There is also because of rickets, when rickets occurs after the development of bone deformities, such as O-shaped legs or X-shaped legs, can also appear chicken chest, funnel chest, beads, square skull deformity. This type of O-shaped legs can be restored by wearing orthopedic braces as the child develops.
Wearing diapers will not change the shape of the legs. If O-shaped legs persist after 6 years of age, pathology may be considered and prompt treatment is needed.