In this episode we are joined by Dr Marco Altini, an entrepreneur, data scientist, endurance coach and runner. He is the founder and head of product at HRV4Training, a tool that is today trusted by more than 200 000 users, including olympic medalists, professional teams and the hosts of this podcast. Additionally Marco is a data science advisor to Oura and a Guest Lecturer at Vrije Universiteit Amsterdam.   

(00:00) Introduction

(00:19) Medical Question

(05:44) Interview Starts 

(08:27) What is HRV 

(09:28) Can We Use HRV Through the Day to Measure Stress? 

(12:25) What Different Measures Can We Use to Measure HRV? 

(17:00) Pros and Cons of Morning vs Overnight HRV Measures 

(24:29) Athletes Using Wearables 

(29:19) How Does Marco Think About Competing with Wearable Industry Giants? 

(37:34) The Impact of Posture on HRV Measurement 

(43:03) What is ‘Good’ HRV? 

(48:03) Suppression of HRV 

(53:10) HRV Guided Training

(55:42) Seasonality in HRV Data

(58:03) Misconceptions Around HRV

(1:03:36) Does High HRV Mean You Should Train Harder? 

(1:06:47) Post Workout HRV

(1:11:25) Review 

Thanks to Precision Fuel and Hydration for their sponsorship, use the link below to get 15% off your first order and support the podcast: 

https://visit.pfandh.com/theonepercentbetterpodcast

If you’re unsure how which products to use or how to plan your race nutrition check out Precision’s Fuel & Hydration Planner (if you follow this you will have your discount applied automatically on your first order too): 

https://visit.pfandh.com/onepercentfuelplanner

Thanks also to Stryd for their sponsorship, check out Stryd:

Stryd helps you optimize your training and racing by measuring your running power, providing real-time data to improve efficiency, pace, and performance on any terrain. Plus, it integrates seamlessly with your favorite running watch for real time guidance! Go to https://stryd.live/opb to export Stryd’s cutting-edge technology and how it can empower your run.

Thank you to Core for the sponsorship. 

Core is a Core body temperature sensor that helps and guides you along your heat training path. 

Check out their new Core 2 Sensor here: https://corebodytemp.com/collections/products/products/core2?utm_source=onepercentbetter&utm_medium=referral&utm_campaign=Q4

Links to Marco

Substack: https://marcoaltini.substack.com/ 

Instagram: https://www.instagram.com/altini_marco/ 

Research Gate: https://www.researchgate.net/profile/Marco-Altini 

HRV4Training Website: https://www.hrv4training.com/ 

Submit topics, feedback or questions to us on Instagram via DM or to the email address: [email protected]

Follow us on Instagram:

https://www.instagram.com/onepercentbetterpod?igsh=MW1tcGM4MHQ4bm5oaw== 

Follow us on X:

@PodOnepercent 

Join the Strava Group:

https://www.strava.com/clubs/onepercentbetterpod 

Royalty Free Music from Tunetank.com Track: Trendy Style by PillowVibes https://tunetank.com/track/1027-trendy-style/