I have a 2 1/2 yr old son, that ocassionally has a lower lip/jaw quiver, not lasting more than 2 sec. usually seen when he s extremely excited or upset ... I know as an infant up to 6 mos this is considered ok, but he not and it concerns me .... NO other tremors, or seizures Thank you!
This symptom suggesting tourette syn ChatDoctor. Tourette syn