Following our clinical observation of tonic responses in response to the knee jerk in infants at very high risk for cerebral palsy (VHR infants), we systematically studied tonic responses, clonus, and ...

The asymmetrical tonic neck reflex (ATNR) is a primitive reflex found in newborn humans, but normally vanishes around six months of age. When the face is turned to one side, the arm and leg on the ...

Your baby's newborn reflexes – called developmental reflexes or primitive reflexes – are survival instincts triggered by their central nervous system. A reflex can be a spontaneous movement, but it's ...