What is the reason for the six-year-old child's old molars at night?

6-year-old children if the phenomenon of grinding teeth at night may be caused by emotional factors, because the current children learn is more nervous, resulting in greater pressure, so there may be a grinding phenomenon at night. Or children before going to bed to watch some more scary TV or play before going to bed, too excited may also cause grinding phenomenon at night. Of course, if the patient's teeth are not aligned and the bite relationship is not good, it may also cause grinding at night. If the patient has intestinal parasites, it may also cause grinding.