Garmin CIRQA faced a HYROX gym simulation against WHOOP MG, Amazfit Balance 3, and Fitbit Air.…
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Online Pokies and The Nature of Risk-Taking
Find out why people want to take risks with online pokies, video games, and sports, and…
Motorola Moto Watch Ultra leak: what’s confirmed so far
Leaked images reveal an unannounced Motorola smartwatch running the internal name Moto Watch Ultra. A 46mm…
Google Pixel Watch 5 leak: all we know so far
just in new colours. Inside, it's the same processor as before, but with more memory to…
#9 Deep Dive Feature Files: Week Ending 1 August 2026
A weekly summary of new firmware features and improvements across COROS and Wahoo. Bug fixes excluded.…
WHOOP Heart Rate Update Tested: Biceps Accuracy Since 6 July
WHOOP shipped a new heart rate algorithm on 6 July. Two biceps tests since then, on…
Garmin CIRQA Fail #2, Heart Rate Accuracy: Running Interval Test Result
Garmin CIRQA underestimated heart rate throughout a hot interval session on the Thames towpath. WHOOP and…
Karvonen versus %Max HR: which HR zone method should you use?
%Max HR and Karvonen can put the same runner's Zone 2 several beats apart. The maths,…
#9 The Deep Dive Fix Files: Week Ending 31 July 2026
This week's Deep Dive Fix Files covers Garmin Edge 1050 navigation, Varia radar and ClimbPro faults,…
Vertical AI Coach: Build Your Training Partner
Vertical is an adaptive AI running coach that builds your season plan, cites the sports science,…
Garmin CIRQA – First Test Accuracy Fail – Open Water Swim
Garmin CIRQA under-read heart rate by 20 to 30 bpm on its first open water swim…
Garmin CIRQA first impressions: look, feel and setup
First impressions of the Garmin CIRQA covering look, feel, setup and day-one wear. The band is…
Garmin CIRQA will change how I review sports tech
Polar SENSE reliability failures force a change on my right bicep. CIRQA fills the gap, reduces…
