This episode is brought to you by Rupa Health, Paleovalley, and Vuori.Losing our memories and the things that define us is one of the scariest things someone can face. Preserving, supporting, and even strengthening brain function is crucial to optimal aging. This is why, in today’s episode, we explore the underlying cause of brain dysfunction, the fascinating link between your gut and your brain, and steps you can take to keep your brain in tip-top shape. You’ll learn how to prevent cognitive decline and optimize your brain function. In this episode, I’ll be featuring an in-depth discussion on brain health from my Longevity Roadmap docu-series. In this series, I am joined by my colleagues at The UltraWellness Center: Elizabeth Boham, MD, MS, RD, Medical Director and Physician; Todd LePine, MD, Physician; and George Papanicolaou, DO, Physician.To get all of my longevity tips, sign up for my weekly Longevity newsletter at drhyman.com/longevity.This episode is brought to you by Rupa Health, Paleovalley, and Vuori.Rupa Health is a place where Functional Medicine practitioners can access more than 2,000 specialty lab tests from over 20 labs like DUTCH, Vibrant America, Genova, and Great Plains. You can check out a free, live demo with a Q&A or create an account at RupaHealth.com.Paleovalley is offering my listeners 15% off their entire first order. Just go to paleovalley.com/hyman to check out all their clean Paleo products and take advantage of this deal.It’s the perfect time to upgrade your wardrobe! Vuori is offering my community 20% off your first purchase. Just head over to vuori.com/farmacy to claim this deal.Here are more details from our interview (audio version / Apple Subscriber version): Why scientists are now referring to Alzheimer’s as type 3 diabetes (5:00 / 2:18)  Fixing your brain starts with fixing your body (6:41 / 4:00) What’s happening in your brain in your 30s and 40s? (8:06 / 5:20) The first place to start to avoid early cognitive decline (9:32 / 6:50) Assessing and addressing genetic risk factors for neurodegenerative conditions (12:19 / 9:33)Supporting memory with lifestyle and diet (16:07 / 11:00) Shifting our thinking on dementia and longevity (21:41 / 17:20) The top things that damage our brains (24:40 / 20:20) Improving brain function with nootropics (29:50 / 25:27) The mind-body connection (35:40 / 31:18) See acast.com/privacy for privacy and opt-out information.