Recognizing the importance of balance for human well-being and success, the book BALANCE is the first attempt to explore the mystery of the human balance system. A scientific, historical, and practical journey that reveals the complex mechanisms that allow our body to counteract the force of gravity as it moves horizontally or vertically. BALANCE examines various aspects of balance, from motion to the challenges faced by astronauts and athletes. Through the narrative, readers will discover ways to maintain their balance and stay upright for as long as possible.