Today's episode of Redefining Medicine features Michael Lustgarten, PhD. Dr. Michael Lustgarten is Scientist II on the Nutrition, Exercise Physiology, and Sarcopenia (NEPS) Team at the HNRCA. His research currently focuses on the role of the gut microbiome and serum metabolome on muscle mass and function in older adults. Dr. Lustgarten has been a guest lecturer at the Friedman School of Nutrition Science and Policy on topics such as the gut microbiome, serum metabolome, oxidative stress, exercise, and sarcopenia. He has contributed to 25 publications in leading peer-reviewed journals that have been cited more than 2,400 times, including 17 manuscripts as the first or last author.