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Fueling Endurance - Nutrition for Runners, Cyclists & TriathletesAuthor: Alan McCubbin
Nutrition podcast for runners, cyclists & triathletes. Sports dietitian Alan McCubbin answers the most common nutrition questions that runners, cyclists & triathletes ask, with help from guest researchers, practitioners, athletes & coaches. Language: en Genres: Health & Fitness, Nutrition Contact email: Get it Feed URL: Get it iTunes ID: Get it |
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Episode 105 - Can wearable sweat sensors help me as an athlete?
Episode 8
Wednesday, 25 February, 2026
Wearable sweat sensors have entered the market promising easy, accurate, repeatable, and in some cases, real-time feedback on sweat fluid and sodium losses. But do the claims live up to the hype? In this episode, we’ll unpack who these devices might be relevant to, the options currently available on the market, how they work, and most importantly, are they accurate? Timestamps: 01:01 - Fueling Endurance updates - eBook, Practitioner Membership, Podcast 05:31 - What are wearable sweat sensors? 12:08 - The first step - smart sweat patches 13:39 - Reusable, wearable sweat sensors 20:31 - Nix Biosensor device 22:38 - hDrop 23:09 - Flowbio - newly published validation study 28:47 - My own experiences and comparisons 35:06 - Where does this leave us now? 36:20 - Additional considerations 41:39 - The problem interpreting individual validation studies 43:29 - Wrap up Research mentioned in this episode: Baker LB. et al. (2020). Skin-interfaced microfluidic system with personalized sweating rate and sweat chloride analytics for sports science applications. Sci Adv. 6:eabe3929. doi: 10.1126/sciadv.abe3929 Bandiera D. et al. (2026). Sweat sodium composition and sweat loss estimation through wearable sensors and predictive equations in dry and humid hot conditions. Front Physiol. 16:1717275. doi: 10.3389/fphys.2025.1717275 Fueling Endurance eBook | T -12 Race Nutrition Course | Practitioner Resources The Fueling Endurance eBook contains answers to 49 of the most common nutrition questions that runners, cyclists and triathletes ask, and contains insights, tips, and quotes from experts and athletes. The T -12 self-guided course will help prepare you for your next event, with online tools, guides, information and instructions to take you through the 12 weeks leading up to race day. And the Fueling Endurance Practitioner Membership provides access to online tools and calculators I use all the time when working with endurance and ultraendurance athletes. This includes working out the carbohydrate needs for runners (road and trail) and cyclists for different types of training sessions. For more into on each of these, check out fuelingendurance.com.
