What’s wrong with a baby who clenches his teeth and thrashes hard?

The baby clenched teeth forcefully trembling, may be physiological, such as cold stimulation, defecation difficulties, etc.; also need to rule out pathological factors, such as the early stage of fever, convulsions, cerebral palsy, etc., need to identify the cause of the problem in a timely manner, the symptomatic treatment.
Physiological phenomena, cold stimulation, defecation difficulties, emotional excitement and other factors can lead to the baby clenching and chattering and other symptoms, timely exclusion of these factors, the baby can be quiet.
Pathological factors, the early stage of fever, the baby is in the period of rising body temperature can appear chills, teeth clenching and other symptoms, the need to keep warm in time, diligently measure the body temperature;
Convulsions, mostly seen in calcium deficiency, febrile convulsions, craniocerebral infections and other diseases; cerebral palsy children with increased muscle tone, there may be clenching teeth and trembling and other symptoms, need to improve the craniocerebral CT and other related tests to clarify the condition.
Babies clenching teeth and trembling forcefully, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.