The reasons for squinting at the TV or squinting sideways are: 1. Refractive error: including farsightedness, myopia, astigmatism, all of which may cause squinting at the TV. Be sure to give a dilated eye exam first to see if there is a significant refractive error. If there is a significant refractive error, reasonable corrective eyeglasses must be worn. After that, observe the child’s vision and head position with glasses. Zhang Peibin, Child Health Department, Jiangsu Maternal and Child Health Hospital 2. Nystagmus: may tilt the head to watch TV, because this will reduce the nystagmus and make the vision better; the child will often have a tilted head and side face. 3, strabismus: often accompanied by abnormal head position. 4.Strabismus: After excluding ophthalmology eye disease, crooked head should also see pediatric surgery, because strabismus can also cause crooked head. 5, bad habits: If all the tests are normal and there is no problem, just tilting the head to watch TV, it may be a bad problem.