Mudra therapy means yoga of hands. Subtle channels between physical and etheric bodies open up with electric vibrations.These vibrations help in healing by balancing the 3 doshas of body, by balancing 5 elements called as " paanch tattav" with fingers. There are more than 600 mudras, some simple, some extremely complicated, but highly beneficial. By doing mudras, energy is generated and this life energy is redirect to the parts where it's most needed. Mudras have to be done for certain period of time till the ailment or issue gets dissolved.