Prana is the vital life energy that exists in different degrees everywhere in the universe. One purpose of hatha yoga is to increase this life force inside the body and mind, to enhance a person's well-being and energy, and eventually to lead one to higher states of meditation and clarity.
Breathing influences the mind and the emotions, and vice versa.
Agitated breath can create an agitated mind, whereas a calm and focused breath can help us feel relaxed and at peace. Prana can also be influenced by the breath. In yoga, breathing techniques are used to increase prana and reduce obstructions in both the body and the mind. This practice is known as pranayama . There are several different ways to breathe while practicing the asana .