This lengthens the cervical column and helps weight bearing. Hence the concept that persons with cervical ailments should avoid head stand is incorrect. The correct method should be learnt, taking the ailment into account. As the condition improves, normal practice methods can be introduced. Thus elasticity of the cervical muscles is ensured.
Shoulder stand is done with the help of the chair.
This releases tight trapezius muscles and frees all the structures along the cervical spine. If the normal method of shoulder stand is practised by the patient, injury can occur to the cervical spine. A rolled blanket may help the neck if stiffness is excessive. In halasana, the cervical column is elongated and given strength and alignment. The dorsal spine is strengthened and made supple.