Attain good health through the practice of Yoga Asanas and Pranayama. Without good health, how can you earn, how can you succeed in any undertaking, how can you sit for meditation?
From Amrita Gita by Swami Sivananda, copyright The Divine Life Society. Swami Sivananda was a self-realized Master and a very practical Guru. Following His teachings can lead you to the Absolute.