Are you truly aware of the impact water has on your health? Hydration Needs explores the science behind water intake and its vital role in everything from energy levels to digestion. It reveals how even slight dehydration can affect bodily functions and provides strategies for optimal hydration. Did you know that optimal hydration isn't just about drinking enough water, but understanding your individual needs? The book builds upon a scientific foundation, synthesizing data from physiology, biochemistry, and nutrition. The book guides readers through a progressive understanding of hydration. It begins with fundamental concepts of water balance, then details the effects of dehydration on body systems, and concludes with a comprehensive guide to achieving optimal hydration. Learn how dehydration impacts cognitive function, physical performance, and long-term health. It emphasizes personalized hydration strategies based on activity level, environment, and individual physiological factors for sustained health improvements focusing on practical, evidence-based recommendations.