Is it bad to drink a lot of Earl Grey tea? The potential hidden dangers
                                
                                
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                                    4 min read                                
                            
                                According to a case report in *The Lancet*, an individual who drank approximately 17 cups of Earl Grey tea per day experienced severe muscle cramps and blurred vision. This incident clearly illustrates that, yes, it is bad to drink a lot of Earl Grey tea, especially when consumed in excessive quantities over a long period.