[PODCAST] Deep Dive chat on Sports Tech w/e June 28, 2025 (ft. AI Insights)
Lots of things to discuss this week – training, nutrition, tips and physiology…oh, and a bit of tech as usual 😉
EP31 – June 28, 2025 – Deep Dive chat on Sports Tech and training of the week (ft. AI Insights). The AI summarises the content very well and succinctly; it doesn’t ‘invent’ stuff because of how it was created, but it sometimes slightly mispronounces things, as we all do.
Lots of things to discuss this week, mainly because it’s two hectic weeks’ worth of interesting sports tech and related stories for endurance athletes – training, nutrition, tips and physiology…oh, and a bit of tech as usual 😉
- Edge MTB – all you need to know
- Whoop’s new sensor is, well, NEW. Detailed tech
- Polar is making a Whoop Competitor – Official
- Fasting might be burning the fat you think it is – science deep dive
- Garmin Index Sleep Monitor – not a Whoop competitor – Official. Kinda.
- Garmin Connect health connectivity increased to Apple Health and Garmin HealthConnect
- Enduro 4 – interesting speculation. Something could be coming soon along these lines
- Garmin Fenix 8 bags a decent stash of new features
- Garmin TACX Alpine – Garmin’s new gradient simulator, all the details
- Stages Cycling – starts re-selling power meters. A good news story.
- Older Garmin Edges get a decent number of new features
- Core 2 Review – Easy VO2 gains from heat training? A: Yes…kinda
Resources & Links:
- Main Channel: https://the5krunner.com
- My other channels: https://linktr.ee/the5krunner
- —Credits: Content in this episode was generated using AI tools (NotebookLM) based on original content from @the5krunner, and other sources as cited,
Last Updated on 9 October 2026 by the5krunner
Small things I always use
- Garmin 90-degree charging adapter: Charges your Garmin from any USB-C cable. Essential when travelling. I use one.
- Body Glide: The blue anti-chafe stick swimmers and runners carry. I use it.
- Speedo earplugs: Fewer ear infections and no cold-water dizziness. I use them.
- Dryrobe Advance: My winter changing robe for open-water swims. I use one. A cheaper option is the AONYIYI changing robe.
- Maurten: Race fuel that stays easy on the stomach. I use them.
- Garmin charging puck: The quickest way to top up before a session. I use one.
- Injinji: Toe socks that stop rubbing, so you run more. I use them.
- Ultimate toe protectors: Stop black toenails on long runs. They work. I use them.
- Compressport R2 v2 calf sleeves: My calf sleeves of choice. I use them.
- Cellucor C4: My pre-workout before hard sessions.
- TPU tubes: Schwalbe Aerothan, Tubolito and Pirelli SmarTube. Light, tiny spares. I use all three.
- G8 insoles: Adjustable insoles that are good. I use them.
- Cycplus Cube: A 97g electric pump that gets a road tyre rideable in two minutes. I carry one. 5% off with code THE5KRUNNER.
Watches and sensors
- Polar H10: My daily driver for waking HRV.
- Polar Verity Sense: My backup arm-worn HR sensor.
- Nomad bedside charger: Charges my iPhone and Apple Watch overnight. I use it, and many of their bands.
- Train.Red: The best muscle oxygen sensor I’ve used.
- Tymewear: Accurate heart rate and reliable ventilatory zones. I use it to pace endurance rides over an hour.
- Garmin Forerunner 970: A pro-grade triathlon watch. I use this.
- Apple Watch Ultra 4: My daily smartwatch. No phone needed on rides.
- Garmin Fenix 9 Pro: I’ve just bought one.
On the bike
- Continental GP5000 for everyday riding, and Aero 111 on the front for special occasions.
- Helmets: Specialized S-Works Evade 3 for road riding, and Rudy Project Wing for TT-style races. I use both.
- Ravemen FR300: A front light that mounts under your Garmin or Wahoo. I use one.
- Wahoo TRACKR Radar: I use it on one bike and Varia on the other. They perform the same.
- Garmin Varia RTL515: Radar that warns you of cars from behind. I use this model.
- Wahoo ELEMNT Roam 3: The bike computer that’s easy to use. I use mine on most rides.
- Favero Assioma Pro RS2: Accurate power pedals that swap easily between bikes. I use this model.
Home and indoor training
- NPE Runn: Makes my basic treadmill smart, sending more accurate speed and distance to my watch and Zwift. I use it.
- Google Wifi: Keeps Zwift connected in my pain cave. I use it.
- Apple TV 4K: Zwift on the big screen. I use two.
- Google Nest Doorbell (wired, 2nd gen): My video doorbell, running in both Google Home and Apple Home. I use it.
Health, recovery and sleep
- FreeStyle Libre 3 Plus: Shows how my blood sugar responds to diet.
- hDrop: Measures my sweat loss in summer and indoors.
- Fourth Frontier Zone: Checks my heart under load in hard sessions.
- Oura Ring 5: My partner’s recovery tracker of choice.
- Kineon MOVE+: Red light therapy for niggles. It works.
- Eight Sleep: A cooling mattress cover my partner and I use nightly.
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tfk is the founder and author of the5krunner, an independent endurance sports technology publication. With 20 years of hands-on testing of GPS watches and wearables, and competing in triathlons at an international age-group level, tfk provides in-depth expert analysis of fitness technology for serious athletes and endurance sport competitors. ID
