In this installment, Dr. Bradley Johnston, an Associate Professor at Texas A&M and expert in evidence-based nutrition, tackles the swamp of misinformation around dietary guidelines. He discusses the importance of systematic reviews and meta-analyses for shaping health advice. Johnston critiques the quality of much nutrition research and emphasizes how cognitive biases can skew perceptions. He highlights the critical role of patient values in evidence-based practice and dives into dietary patterns for longevity, urging listeners to question conventional wisdom on nutrition.