Official Website of Sadhguru, Isha Foundation | United States Yoga for Respiratory Health - Simha Kriya Sadhguru specifically designed this yogic process to support the respiratory system, enhance lung capacity and boost immunity. Meditation for Beginners - Isha Kriya Isha Kriya, a free guided meditation, takes only 12-18 minutes and is an easy to learn process and can bring clarity, health, and joy.