Thomas and Brady discuss the potential negative effects of long-term running on your heart, and the potential increase in mortality risk. How worried should regular runners be?

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00:00 What does decades of running do to your heart?

03:53 The physical changes in your heart

06:10 Calcium

07:50 How much running causes these changes?
09:11 Stress and the heart

11:11 “Show me the bodies” - mortality risk?

15:28 “wear and tear” - valid?

18:18 - signs and symptoms of heart issues

23:20 Men and women, the differences

24:50 Study - masters athletes training vs heart episodes

32:45 Has Brady changed his training based on potential future heart issues?

The study referenced:
The timing and relationship of ventricular arrhythmia with exercise patterns in veteran male endurance athletes

https://academic.oup.com/eurjpc/advance-article/doi/10.1093/eurjpc/zwag021/8417747

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Thomas sits down with Marco Altini, prominent researcher in HRV, advisor to Aura, and dedicated ultrarunner, to discuss one of the most talked-about metrics in the running world today: Heart Rate Variability.

Marco's Substack:

https://marcoaltini.substack.com/

Marco's series of guides to HRV for runners on Marathon Handbook:

https://marathonhandbook.com/heart-rate-variability-guide/

00:00 3 things I learned

01:54 What does HRV measure

05:50 RHR vs HRV

07:50 Why everyone's HRV is different

09:45 What runners can use HRV for

11:10 Other ways to increase HRV

12:50 How to reliably measure HRV

15:18 Sleeping vs awake HRV

18:25 Best devices for measuring HRV

20:00 limits of HRV reporting

23:38 Future / tech limits of HRV interpretation

25:12 Winter lowers HRV

29:12 how Marco uses HRV in his run training

32:36 Marathon / ultramarathon recovery using HRV

Brady sits down with TrainingPeaks founder Dirk Friel discuss the future of endurance science, how coaching is evolving with technology, why AI can assist coaches but not replace them, and what is coming in the next 12 months.00:00 Dirk's background05:50 the birth of TrainingPeaks10:34 evolving use of data in endurance sports20:39 the durability metric28:00 shoe tracking30:00 human vs AI coaching42:00 Coaches using AI48:00 Emerging trends in endurance57:20 TP integrating sleep and nutrition 1:03:25 TP upcoming community and virtual featuresRun Long Run Healthy is brought to you by Marathon Handbook.➡ https://marathonhandbook.comSubscribe to the Run Long Run Healthy podcast:➡ Spotify: https://bit.ly/RLRH-spotify➡ Apple podcasts: apple.co/43iqUKxGet the RLRH weekly newsletter (choose free or paid):➡ https://marathonhandbook.com/run-long...➡ https://runlongrunhealthy.substack.com/Follow us online:BRADY ON X ➡ https://x.com/B_Holmer/PHYSIOLOGICALLY SPEAKING (Brady's Newsletter) ➡ https://www.physiologicallyspeaking.com/MARATHON HANDBOOK IG ➡ / marathon.handbook