O-legged babies walking show knee inversion, left and right swaying duck gait, looks long upper limbs, short lower limbs, knee joints together after the ankle joints can not be together.
O-leg is often said to be the external eight, that is, the toes outward, heel relative, but pediatric flexibility is better, may not be obvious, adjust the walking posture is very important.
Babies in a certain stage of growth will appear physiological O-shaped legs, do not have to worry too much. Calcium deficiency, malnutrition and other causes of O-shaped legs should be treated in accordance with medical advice, balanced nutrition, to ensure that the intake of calcium and iron and other trace elements and vitamins.