This could be a form of epilepsy called petit mal or absence episodes, but another possibility is a breath holding attack. Please have your son seen by a paediatrician.
The information provided does not constitute a diagnosis of your condition. You should consult a medical practitioner or other appropriate health care professional for a physical exmanication, diagnosis and formal
advice. Health24 and the expert accept no responsibility or liability for any damage or personal harm you may suffer resulting from making use of this content.