What is the best thing to drink while driving?
                                
                                
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                                    7 min read                                
                            
                                According to a study published in the journal *Physiology and Behavior*, even mild dehydration can significantly impair concentration and driving performance, making proper fluid intake a critical safety measure. So, what is the best thing to drink while driving to ensure you stay alert and focused on the road? The answer might be simpler and more vital than you think.