22+ hour, 12+ min ago  (509+ words) Endurance & performance tech: news & opinion He shared it with a couple of running mates, then a few club WhatsApp groups. Around 150 beta testers now use it, predominantly UK club runners, with a growing pocket in Sweden, where he is based....

1+ day, 11+ hour ago  (824+ words) Endurance & performance tech: news & opinion Perry S’s wife kept running her Venu 3S flat. The charge would be gone just as she wanted to record a session, or she would be a long way from a charger with nothing to do…...

4+ day, 7+ hour ago  (928+ words) Endurance & performance tech: news & opinion Running fitness changes slowly. You do the work for weeks, sometimes months, and the only way to know if it is working is to race or go back and forth across runs to see the…...

5+ day, 10+ hour ago  (290+ words) Endurance & performance tech: news & opinion I’ve just had some interesting feedback from Google that two of my Fitbit Air accuracy findings helped identify and fix two unusual bugs in the Air’s TCX file export. Here are the details. Both bugs…...

5+ day, 12+ hour ago  (500+ words) Endurance & performance tech: news & opinion Garmin has filed a trademark application for Cirqa in Canada. The filing is mostly routine, but on closer inspection, a new feature stands out. For the full picture of what Cirqa is expected to do…...

6+ day, 13+ hour ago  (576+ words) Endurance & performance tech: news & opinion Finding the right route for a trail run is rarely straightforward. Sometimes you want to build one from scratch to a target distance or elevation. More often, you have a GPX file that is close…...

1+ week, 7+ hour ago  (1476+ words) Endurance & performance tech: news & opinion This is one of the oddest reviews I have written. There is a lot wrong with hDrop’s form factor, its app, and the data’s initial apparent accuracy. However, once it is calibrated correctly, the sweat…...

1+ week, 2+ day ago  (700+ words) Endurance & performance tech: news & opinion COROS’s June 2026 app and firmware update adds airplane mode and rock climbing route detection. Still, three of the features stand out: heart rate recovery between intervals, a battery health page, and a direct connection to…...

1+ week, 3+ day ago  (424+ words) Endurance & performance tech: news & opinion This is a special edition of the Deep Dive Digest, built around female athlete tech. If your training group or circle includes female athletes who use a Garmin, Oura, or Whoop, it is worth forwarding…...

1+ week, 3+ day ago  (1808+ words) Endurance & performance tech: news & opinion This is a weekly roundup of significant sports tech problems that the endurance community has encountered and, where possible, resolved. Each entry covers the issue, the affected hardware or software, and the current best fix…...