Exercise as Medicine: Rethinking Fitness for Metabolic Health | Peter Cummings MHP, NNP - E435
Low Carb MD Podcast
Drs. Brian Lenzkes & Tro Kalayjian
4.8 • 1.2K Ratings
🗓️ 23 March 2026
⏱️ 75 minutes
🧾️ Download transcript
Summary
Peter Cummings is a preventive health practitioner and endurance sports coach with more than 30 years of experience helping people improve metabolic health through exercise, nutrition, and lifestyle change. A Metabolic Health Practitioner (MHP) and Nutrition Network Practitioner (NNP), he specializes in therapeutic carbohydrate reduction, cardiorespiratory fitness, and personalized exercise prescription. Cummings has authored peer-reviewed research in the American Journal of Preventive Medicine – FOCUS and has helped train health professionals to integrate fitness and lifestyle interventions into clinical care. In addition to his work in preventive medicine, he has coached athletes to multiple national and state championship titles, bringing a data-driven approach to both human performance and chronic disease prevention.
In this episode, Dr. Tro, Dr. Brian and Peter talk about…
- (00:00) Intro
- (01:56) VOT Max
- (04:19) Health Ballistics (Peter's new book!)
- (10:00) Bridging the gap between medicine and exercise
- (16:59) Berberine and Metformin
- (19:45) Helping people turn their health around and reverse diabetes
- (29:12) Cardiac rehab
- (34:43) Interval training
- (39:21) Carbs and exercise
- (42:56) Conflicts of interest in exercise science
- (45:45) The biggest barriers to systemic change in the fields of exercise science and nutrition
- (48:07) Tim Noakes' Central Governor Theory
- (55:09) Exercise physiology and fat burning
- (01:04:51) Peter's new book, Health Ballistics
- (01:09:35) Outro
For more information, please see the links below. Thank you for listening!
Links:
Please consider supporting us on Patreon: https://www.lowcarbmd.com/
Peter Cummings:
- Plan 2 Peak: https://www.plan2peak.com/
- IG: https://www.instagram.com/coachcumm/
- Linktree: https://linktr.ee/plan2peak?
Dr. Brian Lenzkes:
- Website: https://arizonametabolichealth.com/
- Twitter: https://twitter.com/BrianLenzkes?ref_src=twsrc^google|twcamp^serp|twgr^author
Dr. Tro Kalayjian:
- Website: https://toward.health
- Twitter: https://twitter.com/DoctorTro
- IG: https://www.instagram.com/doctortro/
Toward Health App
Join a growing community of individuals who are improving their metabolic health; together.
Get started at your own pace with a self-guided curriculum developed by Dr. Tro and his care team, community chat, weekly meetings, courses, challenges, message boards and more.
Apple: https://apps.apple.com/us/app/doctor-tro/id1588693888
Google: https://play.google.com/store/apps/details?id=uk.co.disciplemedia.doctortro&hl=en_US&gl=US
Learn more: https://toward.health/community/
Transcript
Click on a timestamp to play from that location
| 0:00.0 | Welcome to the low-carb MD podcast. |
| 0:03.2 | No one is beyond help. |
| 0:04.9 | No one is beyond hope. |
| 0:07.2 | Nothing said on the low-carb-m-D podcast is medical advice. |
| 0:11.3 | Please consult your own doctor before making any lifestyle changes. |
| 0:20.5 | Hello and welcome back to the low carb MD podcast. |
| 0:23.6 | Trow, what's happening, man? |
| 0:27.0 | Oh, man, I'm happy to be here. |
| 0:29.5 | I'm happy to be with both of you guys. |
| 0:31.4 | We've got a great guest today, Brian. |
| 0:33.2 | I'm excited to, you know, I'm excited to have this discussion. |
| 0:38.7 | It's been a long time coming. |
| 0:43.0 | Yeah, if we can get past all of our technical difficulties today. Our computers are going to restart and reboot and update everything right now. Maybe they don't want us to talk. |
| 0:48.9 | Who knows? Who knows? We have, you know, a giant in the exercise physiology and exercise science base somebody you know |
| 0:57.5 | who's previously a director of medical fitness at a cardiac rehab and then there's been training |
| 1:05.4 | athletes in upstate New York and really nationwide for over 20 years. |
| 1:12.7 | And he has a book coming out, and I'm super excited to talk about it. |
| 1:17.8 | I'm super excited to hear more about his career and to share his book and his thoughts |
| 1:24.9 | with our audience. |
| 1:25.6 | So super happy to have Peter Cummings, |
| 1:28.8 | who is also a nutrition network lecturer on exercise science, |
| 1:36.9 | and he's a metabolic health practitioner |
... |
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