Why Humans Need to Drink Water Every Day

a man drinking from a glass

Introduction to the Importance of Water Water is fundamentally vital to human existence. Comprising approximately 60% of the adult human body, water is indispensable for a myriad of physiological functions. The general recommendation for daily water intake is about eight 8-ounce glasses, which roughly equals 2 liters, or half a gallon per day. This intake … Read more