Welcome to Medical Matters! In our 4th episode, we are joined by the esteemed Dr. Gil Carvalho M.D., Ph.D. He wears many hats: he is simultaneously a physician, research scientist, and science communicator. He trained as a physician at the University of Lisbon, and later went on to pursue an illustrious research career by attaining his Ph.D. in Biology at Caltech. He has published prolifically in nutrition science, as well in the fields of neuroscience, aging, genetics, and much more. He is also the star of a popular Youtube channel called Nutrition Made Simple, which seeks to provide practicable and digestible nutritional insights to viewers of any education level. We delved into a variety of topics, including the gut microbiome, plant-based meats, and much more!