Bow legs (or genu varum) is when the legs curve outward at the knees while the feet and ankles touch. Infants and toddlers often have bow legs. Sometimes, older kids do too. It's rarely serious and ...

Many young kids have bow legs (genu varum), flat feet, knock knees (genu valgum), in-toeing, out-toeing, or toe walking. Often, as kids grow these conditions can correct themselves without treatment.