Sleep Tech

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Tester Ruth Jones wears the Muse S Athena headband
Review: The Muse S Athena solved my overnight wake-ups and helps me fall asleep in minutes — why it's the best 'sleep enhancer' I've tested

By Ruth Jones Published

Editor's Choice

Wearables that 'just' track your data will be left in the dust by the Muse S Athena. It uses real-time EEG biofeedback to actively improve your rest and recovery while you sleep, and it's the reason why I wake up full of energy now

Sleep Tech
The WithingsScanWatch 2 on a table against a white wall
I tested Withings' ScanWatch 2 and while its breathing exercises help fix 3 a.m. stress wake-ups, there are better sleep trackers for the money

By Ruth Jones Published

The Withings ScanWatch 2 is a hybrid smartwatch that packs impressive sleep tracking tech into a stylish package. But is it a case of form over function?

Sleep Tech
The main image shows a woman sitting up in bed looking at her phone. In the top left corner is a closeup of monthly sleep tracking data on the Withings Sleep App
Why your daily sleep score could be giving you anxiety — and how to track your sleep instead

By Ruth Jones last updated

A doctor explains why your monthly sleep score is a better sleep tracking metric than your daily score.

Sleep
A TG sleep tech tester sits in bed wearing the AYO+ Light Therapy Glasses soon after waking to fine-tune her circadian rhythm to reduce morning grogginess (sleep inertia) and boost energy
I tried AYO+ Blue Light Therapy Glasses to help combat my crushing morning fatigue — here's how I feel after 3 months

By Claire Davies (CSSC) last updated

Better than Luminette? I tested the AYO+ Light Therapy Glasses for 90 days to see if they could cure my afternoon energy slumps and help me wake with more energy

Sleep Tech
A woman wears a Garmin Index Sleep Monitor. In the top right hand corner, there is a Prime Day deals badge.
Apple Watch, Garmin, Oura, Whoop and Fitbit — all the best Prime Day sleep tracker deals in one place, from $86

By Frances Daniels Published

From medical-grade armbands to stylish rings, here are all the US and UK Prime Day deals on the best sleep trackers we've tested —starting at $86 and £57

Sleep Tech
A collage of Tom's Guide sleep tech reviewer wearing sleep trackers including the Oura Ring 4 (top left), the Whoop MG (top right), placing the Withings Sleep Analyser under mattress (bottom left), the Fitbit Versa 4 on woman's wrist (bottom right).
I test sleep trackers for a living and these are the 4 best Prime Day deals on the Oura Ring, Whoop, Fitbit and more

By Eve Davies Published

I've spent the year finding the most top-rated sleep trackers from Oura, Whoop, and Fitbit. Trust me, these are the Amazon Prime Day deals you don't want to miss...

Sleep Tech
A woman holding an iPhone displaying Oura sleep graph. A silver Oura Ring 4 sits on her right index finger. Inset of the gold Oura Ring 5 held up against pink flowers and inset of blue and white Tom's Guide Prime Day Savings Squad badge.
Don't pay full price for the Oura Ring 5 — the Ring 4 is still the best sleep tracker I've tested and it's 48% off for Prime Day

By Eve Davies Published

Oura Ring 4 vs Oura Ring 5: Two smart rings for sale, but only one worth buying in the Prime Day deals.

Sleep Tech
A woman sleeps while wearing the Oura Ring 4. A TG Prime Day deals badge is seen in the bottom left foreground.
Skip the Oura Ring 5: The Oura 4 is £140 off in the Prime Day sales and just as good at tracking your sleep

By Frances Daniels last updated

If sleeping better is your priority, the Oura Ring 4 is the tracker we recommend — now up to £232 off in new Amazon Prime Day deal

Sleep Tech
The Niagra Sleep Solution Bamboo Mattress Topper with a Tom's Guide Prime Day logo in the bottom left foreground.
This £16 Prime Day ‘cloud-like’ cooling bed topper deal is a summer sleep saviour

By Frances Daniels Published

Amazon customers love the way this bamboo mattress topper makes their beds feel cooler and softer — and a single is now down to £15.99 this Prime Day.

Sleep Tech
A woman lies asleep in bed looking comfy, in the bottom right corner is a screenshot of a 92 sleep score from the Withings Health Sleep App
Waking up at 3 a.m. was ruining my sleep score — until I tried the 7:1 sleep rule and now I'm hitting 90

By Ruth Jones Published

From falling asleep faster to sleeping through the night, here's all the ways the 7:1 rule is boosting my sleep tracker data.

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