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 ...

The STNR is a primitive reflex that is characterized by upper extremity (UE) extension and lower extremity (LE) flexion with neck extension, and by UE flexion and LE extension with neck flexion.

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 ...

What role does REM sleep play in humans and animals? And why do we dream at all? Ever since the 1950s, researchers have known that sleep occurs in different stages and that the deepest part of sleep, ...

When babies are born, everything they experience is new. They go from being safe and warm in the womb to having all sorts of sights, sounds, smells, and feelings thrown at them. If your baby feels any ...