The Truth Behind What's the Thing in Turkey That Makes You Tired?
                                
                                
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                                    4 min read                                
                            
                                An estimated 82% of Americans believe the myth that turkey's tryptophan content is the primary cause of post-meal drowsiness, particularly after Thanksgiving dinner. However, nutrition experts and researchers have repeatedly stated that other factors, not the amino acid, are responsible for that sleepy feeling.