Mantra word literally means repetition. When a sound is repeated consciously, it creates resonance on physical and psychic levels. This resonance is the key of mantra yoga. Repeating specially crafted sounds which are called Mantras, gives certain effects on our mental spheres.
Japa or repetition is the key to mantra yoga. Repeating Mantras in certain number, on specific frequencies brings required results. Mantras brings positive energy, healing effects and transformation on body mind systems. This is an age old science established by seers of vedic tradition which is now also being approved and accepted by modern methods and standards of analysis. Effects of mantras on individuals is enormous in that it helps to recover from ailments and allow the mind to become tranquil.