The chakras are related to water, earth, mind, atmosphere and air. They mean liquid, solid, conscious, atmospheric and airy elements.The chakras are not corporeal.

The chakras are not corporeal. They are just a part of our consciousness which are closely related to nervous and the endocrine system.
The Seven chakras are situated down the central vertical point of our spinal cord.
It seems to be like a flower with petals facing the front part. All these chakras are invariably rotating to attract, produce and release energy.