Millions of people around the world rely on their smartwatches to track their calories, sleep hours and workout stats, but new data has raised concerns.

Reports indicate that smartwatches don't measure most of these metrics directly, with many common metrics just being estimates.

Body Torque Personal Training founder Alex Flint says things like calories burned, fitness scores, and hours slept aren't accurately tracked.

"I use it as an overall guide, I think probably the best thing that I would use it for is just to see how I feel - compared to what my watch is telling me."

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Millions of people around the world rely on their smartwatches to track their calories, sleep hours and workout stats, but new data has raised concerns.
Reports indicate that smartwatches don't measure most of these metrics directly, with many common metrics just being estimates.
Body Torque Personal Training founder Alex Flint says things like calories burned, fitness scores, and hours slept aren't accurately tracked.
"I use it as an overall guide, I think probably the best thing that I would use it for is just to see how I feel - compared to what my watch is telling me."
LISTEN ABOVE

With a straight down the middle approach, Heather du Plessis-Allan Drive on Newstalk ZB delivers the very latest news and views to New Zealanders as they wrap up their day.

Heather du Plessis-Allan Drive

Alex Flint: Body Torque Personal Training founder on the new research revealing smartwatches aren't that reliable

https://api.omny.fm/orgs/7784f840-c291-422a-924b-ad9000bbad71/clips/8902268d-4285-48ad-a187-b434007367a5/transcript