Strength means nothing if your nervous system never gets the signal to rest.In this episode, I sit down with Dr. Abbie Smith-Ryan, exercise physiologist and professor at UNC Chapel Hill, to break down sympathetic versus parasympathetic states, why "central nervous system fatigue" shows up in athletes and high performers alike, and how recovery, not more output, is often the missing lever. We get into simple breathwork, the role of community and mindset in downregulation, and how nutrition, hydration, and hormones shape your capacity to handle stress at every life stage. This isn't about doing less. It's about learning to periodize the push so you can sustain it.What we explore:- Sprint-then-rest cycles, and why sustainable performance depends on both.- Sympathetic vs. parasympathetic states, explained in plain terms.- Diaphragmatic breathwork, the two-minute reset that works anywhere.- Burnout warning signs in high performers and athletes.- Recovery tech, from hyperbaric chambers to guided vibration therapy.- Hormones and midlife, and their direct impact on nervous system regulation.Chapters:00:00 What Is Proof of Practice With Gabby and Abbie03:19 Why You Can't Sprint Forever Without Burning Out05:29 Sympathetic vs Parasympathetic Nervous System Explained07:47 How to Recognize Franticness Before It Takes Over11:41 The Breathwork Trick: Belly First, Longer Exhale18:12 Why Pushing Hard Without Recovery Backfires25:03 Burnout Warning Signs in Athletes and High Performers37:32 Inside the Hyperbaric Chamber and Shiftwave Chair Setup44:29 Why Under-Eating Sabotages Cortisol and Recovery47:41 Hydration, Supplements, and Microdosing After 5054:39 How Hormones Affect Your Nervous System in Midlife56:46 How to Regulate Your Nervous System Under LoadAbout Dr. Abby Smith-Ryan:Dr. Abbie Smith-Ryan is a professor of exercise physiology and nutrition at the University of North Carolina at Chapel Hill, where she directs the Applied Physiology Laboratory. Her research focuses on exercise and nutrition interventions for body composition, metabolism, and women's health across the lifespan, including perimenopause and menopause.Connect with Dr. Abby Smith-Ryan:Website: http://asmithryan.comInstagram: https://www.instagram.com/asmithryan/This episode is sponsored by:TRUE NUTRITION:👉 Get 20% off your first custom blend at truenutrition.com/GABBY with code GABBY–The Gabby Reece ShowThis is where I have real conversations with the people I find most worth listening to: scientists, athletes, coaches, parents, and thinkers who are doing the hard work of building a life that holds up over time. No hacks. No quick fixes. Just honest, practical conversations about performance, longevity, relationships, and what it actually takes to show up well at every age.If you are here, you probably already know that health is not a destination. It is how you live. I am glad you are along for it.Connect with Gabby Reece:Instagram: https://www.instagram.com/gabbyreece/TikTok: https://www.tiktok.com/@gabbyreeceofficialWebsite: https://gabriellereece.comPlease note that this episode may contain paid endorsements and advertisements for products and services. Individuals on the show may have a direct or indirect financial interest in products or services referred to in this episode.Produced by Dear Media.
See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
