This podcast episode explores the principles of the Pegan diet and the importance of choosing quality foods for optimal health. It discusses the causes of insomnia and the limitations of traditional treatments, highlighting the comprehensive approach of functional medicine. A case study is presented to exemplify personalized treatment approaches, and the significance of ferritin levels in addressing restless leg symptoms is discussed. The multifaceted nature of insomnia and the impact of sleep disruptions on overall health are explored. The episode also emphasizes the role of factors such as alcohol, caffeine, diet, stress, and uncertainty in sleep patterns and overall well-being. Furthermore, it delves into the relationship between uncertainty, trauma, and mental and physical health. Chronic stress is identified as a prognostic factor for illnesses, and mind states are introduced as a way to manage stress. Lastly, the connection between stress, mitochondrial activity, and overall well-being is examined.