Asymmetric tonic neck reflex, or ATNR, is one of the primitive reflexes that babies experience as part of brain development. These reflexes are crucial because they help your baby to survive and ...

This makes them look like they’re about to start fencing. The tonic neck reflex (TNR) is also called the asymmetric(al) tonic neck reflex (ATNR). There’s also a symmetric(al) tonic neck reflex ...

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 ...

Once your baby strikes this position, you'll see why it's also called the "fencing reflex." (Experts call it the asymmetrical ...

As the STNR appears, your baby’s ATNR (asymmetric tonic neck reflex) goes away. You’ll see ATNR when your little one is lying on their back, with their: face turned to one side arm and leg ...

Bolt’s famous pose bears resemblance to what is known as “asymmetrical tonic neck reflex." The reason so many of these photos exist is that it’s a primitive reflex that develops in healthy ...