Introduction to be given prior to the exercise:

The practice of perception of the psychic centres is a process of harmonising the chemical messengers, produced by the centre which regulate our emotions and passions. The technique consists in concentrating the mind on each centre and perceiving the subtle vibrations of the vital energy taking place in the centre.

The third step of preksha meditation is perception of psychic centres.

Concentrate your mind on the Centre of Energy, situated at the lower end of the spinal cord and perceive the subtle vibrations of the vital energy taking place in the centre. Focus your full attention on it. The breath will be calm and slow. Remain fully conscious of the Centre. Use deep concentration.

2. Centre of Health:

Now concentrate your mind on the Centre of Health situated in the lower abdomen, below the navel. Just as the beam of a torch light extends in a straight line, in the same way entering from the front, allow the beam of the light of your mind to extend in a straight line, upto the spinal cord at the back, and perceive the subtle vibrations of the vital energy taking place inside the whole portion of the Centre.

Concentrate your mind on the Centre of Bio-electricity situated in your navel. Just as the beam of a torch light extends in a straight line, in the same way entering from the navel, allow the beam of the light of your mind to extend in a straight line upto the spinal cord at the back. Perceive the subtle vibrations taking place inside the Centre. Make use of such deep concentration that the breath is held by itself.

Concentrate your mind on the Centre of Bliss, situated near the heart, in the middle of the chest, the pit near the lungs. Just as the beam of a torch light extends in a straight line, in the same way entering from the front allow the beam of the light of your mind to extend in a straight line upto the spinal cord at the back and perceive the subtle vibrations of the vital energy taking place inside the Centre, You may hold your breath for a while intermittently.

Concentrate your mind on the Centre of Purity situated in the middle of the throat. Just as the beam of torch light extends in a straight line, in the same way entering from the front, allow the beam of the light of your mind to extend in a straight line upto the spinal cord at the back and perceive the subtle vibrations of the vital energy taking place inside the Centre. You may hold your breath intermittently for a while.

Concentrate your mind on the Centre of Celibacy situated on the tip of the tongue. Keep your tongue hanging freely inside the mouth, without touching the walls of the mouth. Perceive the subtle vibrations of the vital energy taking place at the Centre.

Concentrate your mind on the Centre of Vital Energy, situated on the tip of the nose and perceive the subtle vibrations taking place at the Centre.

Concentrate your mind on the centre of vigilance situated inside the ears. Focus your attention on all the three parts of the ears--the outer, the middle and the inner regions and perceive the subtle vibrations of the vital energy taking place at the Centre.

Concentrate your mind on the Centre of Vision situated inside your eyes. Allow your mind to penetrate inside upto the back portion of your brain and perceive the subtle vibrations of the vital energy taking place inside the centre.

Concentrate your mind on the Centre of Intuition situated in the middle of the eye-brows and allow the light of your mind to penetrate inside upto the back portion from the front of your brain and extend upto the wall of the head; and perceive the subtle vibrations of the vital energy taking place inside the centre. Use deep concentration and remain alert.

Concentrate your mind on the Centre of Enlightenment, situated in the middle of your forehead and allow the light of your mind to penetrate inside upto back portion from the front and extend upto the back wall of the head, and perceive the subtle vibrations of the vital energy taking place at the Centre.

Concentrate your mind on the Centre of Peace situated in the front portion of your head. Just as the light from a lamp spreads in all directions, in the same way allow your mind to penetrate inside the Centre from the top and spread in all directions in the Centre. Perceive the subtle vibrations of the vital energy taking place at the Centre.

13. Centre of Knowledge:

Concentrate your mind on the Centre of Knowledge situated on the top of the head. Just as the light from a lamp spreads in all directions, in the same way allow your mind to penetrate inside the Centre, from the top and allow it to spread all around. Perceive the subtle vibrations of the vital energy taking place at the centre.

Now perceive all the psychic centres by speedily taking your mind from one to other. Those who can do this exercise in standing posture should do so.

1. First take your mind to Centre of Energy and then successively take it to the Centre of Health, Centre of Bio-electricity, Centre of Bliss and so on upto the Centre of Knowledge and then back to the Centre of Energy via the spinal cord, thus completing a circuit.

2. In the same way continue perceiving each Centre in the circuit.

3. Let this trip on the psychic centres take place in a quick rotation.