Alpha Mind Power  (Paperback, Tamil, Dr. Vijayalakshmi Bantain)

How to know the power of this depth? Is there any key to this? There is. It is the 'alpha state' of your mind. This state can be achieved through a meditative process. Scientists have beautifully studied the function of the human brain. The thin electric currents emitted from the brain can change from time to time according to its function. This is calculated by the EEG with the number of cycles per second