HYDRATION & WATER BALANCE Electrolytes, Health, Performance, Digestion & Wellness Reading Comprehension Passages. Why is water so essential to every function of the body? This topic explores how hydration supports energy, digestion, and cellular balance through the interplay of water and electrolytes. It highlights how factors like activity, diet, and environment shape our body’s ability to stay balanced and perform at its best. This digital resource features Read Aloud Audio, Self-Marking Mult