Dr. Kara Fitzgerald is a naturopathic doctor and clinical researcher who translates complex epigenetic science into actionable healthcare protocols. As the host of the New Frontiers in Functional Medicine podcast, she conducts technical interviews with medical pioneers to bridge the gap between laboratory research and clinical practice. She leads the Younger You Program, a protocol derived from her peer-reviewed clinical trial published in the journal Aging which demonstrated biological age reversal through specific dietary and lifestyle interventions. Her work is defined by a rigorous adherence to data-driven medicine, often featuring deep dives into the DNA methylome and the oral microbiome. Recently, she launched the Muscle Centric Approach to Longevity series, addressing the critical link between muscle health and systemic aging. By collaborating with industry leaders like Pendulum Therapeutics and Thorne HealthTech, she provides healthcare professionals and health-conscious consumers with verified insights into nutritional biochemistry and preventive diagnostics.