Watch the full video here: https://youtu.be/DyE2J5pcWcA In this show, we welcome back Dr. Phil Maffetone. Many listeners to the podcast are already familiar with his work. He is a recognized researcher, coach and clinician in the area of food and nutrition, exercise, sports medicine and biofeedback. He is also the author of more than 20 books, including the first on heart rate monitor training in the early 1980’s.  We discuss changes, challenges and uncertainty for most runners in 2020, 2021 and beyond. We also dive into people who have made a big impact on our lives and development, among other things: the new MAF foundations course by Dr Maffetone and team mindful running and flow state. setting PR's in your 40's and beyond. working from a strong aerobic foundation. MAF training, considering age and health. flexibility, mobility and stretching. Dr. Phil Maffetone's books, writing, collaborations and available resources. Hope you enjoy this conversation with Dr. Phil Maffetone! ? Enter for a chance to win 1 of 3 of the Pyrenees hooded running shirts by PATH projects. This is my favorite running shirt for fall, winter and cold spring morning runs with a GPS watch slot, hand warmers and a snorkel hood. The most comfortable running shirt you would never want to take off.  3 lucky winners will win and you can enter at PATHprojects.com/flo What was your favorite quote or takeaway from this episode? I would love to hear from you in the comments on YouTube. Dr. Phil Maffetone tools and resources: MAF Foundations (e-learning course) The MAF 180 formula Dr. Phil Maffetone – website The Big Book of Endurance Training and Racing, by Dr. Phil Maffetone The Big Book of Health and Fitness, by Dr. Phil Maffetone Paper on MAF: Dr. Phil Maffetone and Prof. Paul Laurson   You can find me, Floris Gierman, here:  Strava YouTube Instagram My Training Course - The Marathon PR Program The 5K to Half Marathon Program ---  Read all detailed show notes at: https://extramilest.com/39 Hope you enjoy this conversation with Dr. Phil Maffetone