Is 4 bottles of water a day good? A personalized look at hydration
                                
                                
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                                    4 min read                                
                            
                                The human body is made of approximately 50-60% water, and adequate hydration is essential for nearly all bodily functions, from regulating temperature to lubricating joints. So, is 4 bottles of water a day good for you? The answer is not one-size-fits-all and depends heavily on your individual needs and circumstances.