Author Archives
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Detection of Covid 19 using a wearable device
We developed an algorithm to identify COVID-19 onset using data collected by a commercially available wearable device. The resultant algorithm had high sensitivity (82%), with moderate specificity (63%). In developing this algorithm, we placed greater emphasis on sensitivity than on… Read More ›
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The Art of LUCA
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1.7m Fitbit Ionics recalled (don’t wear them from now)
The fitness-tracking device maker Fitbit is recalling 1.7m of its Ionic smartwatches after reports of the battery overheating and burning some users. The company, which was acquired by Google in 2021, had sold about 1m of the model in the US and… Read More ›
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I need to make the Garmin epix (Gen 2) too big for me
After one whole day with the Garmin epix (Gen 2) I am left with some very short initial impressions- The display is superb and easily the best I have seen on any smartwatch. The strap pins are effectively fixed in… Read More ›
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The Voyagers
It was a lonely existence. Oleg didn’t have friends with whom he could play fox and geese—a game of chase—out in the snow. His father, Oleg later said, was “like a shadow. He was there, and then he wasn’t.” At… Read More ›
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Build your own Peloton
Peloton currently sells two smart stationary bikes, including the original $1,495 Bike and the newer $2,495 Bike+. The main difference is that the Bike+ has a rotating screen and an Auto-Follow feature that saves you from having to adjust the… Read More ›
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💙 💛
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The Epic Garmin Epix
I have some time with the new Garmin Epix, a fitness watch that finally brings a decent AMOLED screen to the Fenix-style range. It also has touch control now as well which makes it feel closer to the Apple Watch… Read More ›
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The BMW Motorsport-branded Iqoo 9 Pro
Remember when phones were fun? Recently, I’ve slotted my SIM into a bunch of high-end models that will never come to the US. The latest, the BMW Motorsport-branded Iqoo 9 Pro, is a ridiculous, over-the-top smartphone that can’t help but… Read More ›
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Xiaomi Mi Smart Band 6 review
You can buy the Smart Band 6 for £33.99 at this time on Amazon, but the price does vary somewhat. It can drop below £30 or nudge up a little, but wither way we are talking about a budget tracker… Read More ›

