RHR: Beyond the Gut: The Microbiome’s Role in Sleep, Energy, and Longevity, with Dr. Zain Kassam

In this episode we discuss: The role of microbial diversity in sleep quality and overall resilience Emerging research linking the microbiome to eye health, sinus health, skin conditions, and autoimmune disease How modern life—diet, stress, medications, and environmental exposures—disrupts microbial balance The “4D framework” for evaluating probiotics Why melatonin dosing matters (and why more isn’