"Psychological stress has a pretty profound effect on the immune system." Lewis is joined by Dr. Rhonda Patrick, a biomedical science PhD, to discuss her research on nutrition, aging, and stress. They discuss the four must-eat foods for longevity, the "healthy" foods that are actually problematic, the dangers of the self-love movement, and more. -For more Dr. Rhonda Patrick: lewishowes.com/967 -For Lewis' interview with yogi and mystic Sadhguru: lewishowes.com/965 -And text 614-350-9360 to start a conversation with Lewis