Baby walking one foot in crooked may be physiological reasons, this time without special treatment, may also be caused by pathological factors such as vitamin D deficiency rickets, clubfoot, etc., at this time can be relieved by medication, manipulation of supportive, plaster orthopedic, surgical and other ways. I. Physiological reasons: because the baby just started to learn to walk, it is difficult to maintain the balance of the body, so it is normal for the baby to walk with one foot crooked, and it will return to normal when it grows up. Parents can pull the baby to walk a straight line to correct the baby’s walking posture, and in daily life can give the baby calcium, cod liver oil and so on. II. Pathological factors: 1. Vitamin D deficiency rickets: vitamin D deficiency, due to bone softening and muscle joint laxity, the baby starts to stand or walk after the lower limbs are loaded, there will be a foot inside the crooked phenomenon, at this time you need to sunbathe more, timely supplementation of vitamin D, and at the same time, appropriate supplementation of calcium. 2. clubfoot: the real cause has not been determined, but this disease can also make the baby walking a foot crooked phenomenon, just learned to walk the baby can be corrected by manipulation or orthopedic cast to ease, if necessary, need surgical treatment. There are many other reasons for babies to walk with one foot tilted inward. It is recommended that babies should consult a doctor in time for evaluation and targeted treatment. All of the above medications should be used under doctor’s supervision, avoid self-medication.