Contents: 1. Introduction. 2. Breathing-medical view point. 3. Breath of life. 4. Scientific views of breathing. 5. Chi energy and breathing. 6. Breath is life. 7. Role of breath in transcendence and well-being. 8. Breath-a tool to control mind. 9. Breath control-a ladder for personality transformation. 10. Breath suspension-an art to achieve silence. 11. Tranquil breath to control stresses. 12. Enlightenment-through cessation of breath. 13. Pranas and evolution-mystery of breath.14. Discontinuity in breathing.15. Anger control through breathing. 16. Linkage between breath and happiness. 17. Pranayama-the art of well-being through controlled breathing.18. Experiencing death within life through breathing.19. Visualizing mystery of life & death through breath. 20. Sandhya and mystery of void-discontinuity and breath. 21. Dhyana-meditation by witnessing the breath. 22. Awakening of Kundalini power through breath and prana. 23. Evolution through kriya yoga-the regulated breathing process. 24. Transcendence of time and space by breath. 25. Breathe-mystery of relaxation. 26. Essential knowledge for health, happiness and well-being. 27. To be in present through breathing. 28. Silence and deep mystic thoughts. 29. Breath and quantum jump. 30. Consciousness and conscious breathing. 31. To overcome boredom through breathing. 32. Science of breathing to overcome egoism. 33. Breath-the invisible divine force-energy. 34. Effect of synchronous breathing for mutual cordiality in realm of life. 35. Well-being, health, happiness, longevity and transcendence through breathing. 36. Closure. Glossary. The book brings out subtle aspects of breathing that are closely linked with mind, body and spirit. The secret of breathing in the book has brought out the various inner physiological transformation during the stage of mergence-Samadhi when consciousness has transcended time and space.