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Kayla Girgen, RD, LD, CPT is a registered dietitian and metabolic health coach helping people move beyond dieting into sustainable strength and metabolic health. Known for integrating nutrition with practical movement, she champions rucking as a simple, powerful tool for improving blood sugar balance, resilience, and body composition.
In this episode, Dr. Brian and Kayla talk about…
- (00:00) Intro
- (04:53) Rucking
- (06:51) Kayla’s journey to becoming a metabolic health-focused RD
- (12:57) Why rucking is a great form of exercise
- (20:51) Research on the benefits of rucking
- (26:40) Tips for getting into rucking
- (33:39) Nutritional tips for people struggling with osteoporosis
- (39:14) Stress and metabolic health
- (42:38) Comparing cycling to rucking
- (49:57) How to use rucking depending on your health goals
- (54:45) Outro
For more information, please see the links below. Thank you for listening!
The Life’s Best Medicine Podcast is sponsored by HLTH Code.

LINKS:
Kayla Girgen:
- Website: https://kaylagirgenrd.com/
- Ruck Fit (book): https://www.amazon.com/Ruck-Fit-Strength-Endurance-Walking
- IG: https://www.instagram.com/kaylagirgenrd/?hl=en
- Podcast: https://kaylagirgenrd.com/podcast/
- YouTube: https://www.youtube.com/@kaylagirgenrd/featured
Dr. Brian Lenzkes:
HLTH Code:
- HLTH Code Promo Code: METHEALTH
- HLTH Code Website
