Baby sleep shaking head usually appears in infancy and early childhood, environmental factors, vitamin D deficiency rickets, epilepsy, improper diet, etc. can cause. First of all, environmental factors can cause children to sleep shaking their heads, such as noisy sleeping environment babies will appear shaking their heads because they are frightened, and the baby’s symptoms will be relieved after improving the sleeping environment. The quilt cover is too thick, more clothes wrapped will also be too hot to cause the baby to sleep, feel the baby’s head will have sweat, reduce clothing can be. Secondly, vitamin D deficiency rickets can cause babies to toss and turn in their sleep, and will have the accompanying symptoms of pillow baldness and easy to startle, most of the symptoms can be relieved by supplementing vitamin D. Epilepsy can also lead to similar clinical manifestations, such as myoclonic seizures, characterized by muscle spasms of small amplitude in multiple limbs, 1 to 3 times per second, whose convulsions can rapidly shift from one limb to another, or from one side of the body to the other, and can be clearly diagnosed by EEG. Finally, improper diet can also cause babies to sleep unsteadily. Babies eat too much food before bedtime because of indigestion leading to bloating causing head shaking in sleep. Clinically, many diseases can cause babies to shake their heads in their sleep, and the right treatment for the cause usually works well.