How to do the neck extension stretch

Instructions for neck extension:
From a seated or standing position, straighten your back and tilt head up and back to point your chin straight up at the ceiling.
Keep your mouth closed and use your hand to gently push your chin further up and back to deepen the stretch.
What does neck extension help with?
FlexibilityWhat areas does neck extension exercise?
NeckHow is neck extension performed?
Standing, SittingWhen should you avoid neck extension?
VertigoOther stretches to explore:








