Proper breathing is the foundation of life and health for every person. By saturating every cell, every organ, and system with oxygen, you cleanse, nourish, and heal them, extending their functionality. Japanese scientist Katsudzo Nishi reveals to his readers the secrets of returning life energy, beauty, harmony, and longevity. With the help of breathing exercises, you can restore strength and health to the lungs, heart, stomach, and intestines, rid yourself of headaches, fever, and bring your nerves and skin into order. Proper breathing also contributes to mental well-being: with each inhale and exhale, you improve your mood, rid yourself of anger, fear, anxiety, sadness, and grief, becoming positively inclined, joyful, and bright.