Power Yoga is a fitness-based vinyasa practice. An offshoot of Ashtanga Yoga, it has many of the same qualities and benefits, including building internal heat, increased stamina, strength, and flexibility, as well as stress reduction. It helps burn out a fair amount of calories. It builds strength, stamina, and flexibility and tones the core and the body. Power Yoga gives your metabolism a boost. You become more focused. Stress and tension are considerably reduced.