Is one gallon of water enough for one day? The truth about your daily hydration needs
                                
                                
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                                    3 min read                                
                            
                                The human body is about 60% water, and maintaining fluid balance is critical for health. While the trend of drinking a full gallon of water daily has gained popularity, the truth is that individual hydration needs vary significantly, making the question, 'Is one gallon of water enough for one day?', more complex than a simple yes or no.