Neck extension is basically the opposite of flexion. This stretch also targets the deep muscles of your neck, into your shoulders and upper back. To perform the stretch, sit or stand tall with perfect ...

Elevate your device: Hold your phone at eye level to minimize neck flexion. Using pillows for arm support while seated can also help. Ergonomic support: Utilize ergonomic support devices to ...

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.