1. What is bow-legged baby? Bow-legged baby, also known as \”X-shaped legs\” or \”O-shaped legs\”, refers to an obvious arc-shaped bend between the legs of infants and young children when standing or walking. This phenomenon is more common in the first few months after birth, but as the baby grows and develops, in most cases it will gradually correct naturally. 2. Why do babies have bow legs? 1. Physiological reasons: Since the newborn’s bones and muscles are not fully developed, the legs cannot bear the weight and appear bow-legged; 2. Malnutrition: If the child lacks enough