Eve Davies

Eve Davies

Sleep Tech Product Tester and Writer

Eve is a sleep tech product tester and writer at Tom's Guide, covering everything from smart beds and sleep trackers, to sleep earbuds and sunrise alarm clocks. Eve is a PPA-accredited journalist with an MA in Magazine Journalism, and has four years’ experience writing features and news. In her role as Sleep Tech Product Tester and Writer for Tom's Guide, Eve is constantly trying out and reviewing the latest sleep products from brands such as Apple, Garmin, Whoop, Hatch, Sleep Number, Eight Sleep, and Oura. A fitness enthusiast who completed the London Marathon earlier this year, Eve loves exploring the relationship between good sleep, overall health, and physical performance, and how great sleep tech can make that relationship even better.

Latest articles by Eve Davies

The image shows the Hatch Restore 3 on the left and the Lumi Bodyclock Glow 150 on the right in a side by side comparison

Hatch vs Lumie: I've tested both sunrise alarm clocks, but this is the one I'd buy in today's Cyber Monday sale

By Eve Davies published

Hatch Restore 3 and Lumie face-off: I've tested both sunrise alarm clocks and this is the one I recommend

Sleep Tech
Dreamegg sunrise alarm clock with orange light on bedside table with plant and wire ornament with Tom's Guide Cyber Monday sleep deals

I love my Hatch Restore 3 but this is the sunrise alarm clock I'm buying friends this Christmas

By Eve Davies published

I'm gifting brighter mornings this Christmas and it's not costing a fortune thanks to this epic sunrise alarm clock deal

Sleep Tech
A scrapbook theme collage of sleep product including Bear mattress, Calm Sleep app, Ozlo Sleepbuds, a sunrise alarm clock, Oura Ring and red light lamp

12 Christmas gift ideas for people who have trouble sleeping — all tested and chosen by someone who reviews sleep tech for a living

By Eve Davies published

These are the sleep products I'll be buying my own friends and family this Christmas to help them sleep better, and most of them are lower in price this Cyber Weekend too

Sleep Tech
Black Eight Sleep Pod 5 Ultra smart sleep system on bed in bedroom with big window looking out to greenery

Eight Sleep just dropped its biggest ever discount — save $700 on the smartest bed around

By Eve Davies published

I test nighttime gadgets for a living and Eight Sleep just dropped what could be my favorite Black Friday sleep tech deal yet.

Mattresses
A close-up shot shows a hand holding a white Ozlo Sleepbud next to its open, circular, silver-grey charging case. The case lid features the Ozlo logo and the word "OZLO." The Sleepbuds have a small, earhook-like design. The background is a white, slightly textured fabric.

Ozlo Sleepbuds review: Block noise with stunning sound for better sleep

By Eve Davies published

For sale, a peaceful night's sleep — $274/£234 now. Are the Ozlo Sleepbuds worth it? I tested them to find out

Sleep Tech
Our sleep tech reviewer wearing the silver Oura Ring 4 on right index finger in bed with white sheets in our sleep studio (left). Checking sleep analytics on Oura app on iPhone (top right) and holding a mug in front of purple jumper with silver Oura Ring 4 on index finger (bottom right), with Tom's Guide Black Friday sleep deals logo

I’ve spent the year testing sleep trackers — I’m still wearing the Oura Ring now and it's $100 off this Black Friday

By Eve Davies published

My favorite Black Friday sleep tech deal so far? The latest and greatest silver Oura Ring for under $250

Sleep Tech
A bedroom scene featuring an Eight Sleep mattress with a black base and a dual-colored (red and blue) thermal top cover, implying temperature regulation. The mattress is on a gray upholstered bed frame. The room has modern, minimalist decor with large windows offering a view of an outdoor patio area with white furniture. A Tom's Guide Black Friday Mattress Deals logo is overlaid in the bottom right corner.

Are smart cooling and heating mattresses worth it? I test them for a living — 3 things to know before buying

By Eve Davies published

Wondering whether to buy a temperature control smart bed this Black Friday? Here's my opinion after testing the most popular models...

Mattresses
Eight Sleep Pod 4 smart mattress cover with one side blue and one side red on bed with white pillows (left). Chilipad Dock Pro Cooling Bed System on bed in bedroom with wooden panelling (right) with Tom's Guide Black Friday mattress deals logo.

I tested the Eight Sleep Pod 4 vs Chilipad — here's the winner for hot sleepers

By Eve Davies published

I’ve sept on both the Eight Sleep Pod 4 vs Chilipad by Sleepme — there's one I'd recommend to solo sleepers shopping the Black Friday sales.

Mattresses
Eight Sleep Pod 4 smart mattress cover on bed with beige bed base and two white pillows against a wooden panelled wall.

Tom's Guide Sleep Awards 2025: Best Smart Bed

By Eve Davies published

Our Best Smart Bed winner in the Tom's Guide Sleep Awards utilises the best in sleep technology to improve your rest. Find out more...

Sleep Tech
Our sleep tech reviewer in bed with white sheets wearing the silver Oura Ring 4 on index finger (left). Close up of our sleep tech reviewer wearing the Whoop MG band on left wrist checking sleep metrics on iPhone screen (right) with Tom's Guide Black Friday sleep deals badge

Whoop vs Oura: I tested each sleep tracker for two weeks — here's my winner

By Eve Davies published

I tracked my sleep with the Oura Ring 4 and the Whoop MG for two weeks each. Both are excellent but for me, one is better — here's why

Sleep Tech
A college of three sunrise alarm clocks. Lumie Bodyclock Glow on bedside table (left). Dreamegg sunrise alarm clock with plant in background (middle). Hatch Restore 3 on circle wooden table with yellow flowers in pot (right), with Tom's Guide Black Friday sleep deals badge.

I'm a sleep tech tester — 3 reasons why you should invest in a sunrise alarm clock this Black Friday

By Eve Davies published

A sunrise alarm clock is the one sleep gadget (out of dozens) that I can't go without through winter. Here's how it revolutionizes my mornings...

Sleep Tech
An image showing behind the scenes of our temperature regulation tests on the Saatva Classic mattress, with our tester lying on the mattress and our Managing Editor of Sleep, Claire Davies' iPhone attached to our thermal imaging camera to track the heat absorption and heat dissipation capabilities of the Saatva Classic over a period of 30 minutes.

Our thermal tests show this specific type of mattress helps you sleep cooler than any other — here's exactly what to look for

By Eve Davies published

Our new and improved mattress testing data shows hybrid mattresses are the best at keeping you cool at night. Here's how they do it and what hot sleepers should look for when bed shopping.

Mattresses
Hatch Restore 3 sunrise alarm clock

Don't wait for Black Friday — the Hatch sunrise alarm clock just plummeted to it's lowest ever price

By Eve Davies published

The Hatch Restore 3 just dropped back to its lowest ever price. This is the sunrise alarm clock I'd snap up before Black Friday for easier wake-ups.

Sleep Tech
A collage of the Eight Sleep Pod 5 Ultra smart mattress system with Tom's Guide's Black Friday mattress deals logo

Finally! The Eight Sleep Pod 5 has plummeted to its lowest price yet — save up to $400 before Black Friday

By Eve Davies published

This is the Black Friday deal I've been waiting for — the cooling Eight Sleep Pod 5 smart mattress and smart bedding are at their lowest price yet

Mattresses
WinkBed PLUS mattress in a white bedroom

WinkBeds launches new cooling mattress cover for hot sleepers — here's what you should know

By Eve Davies published

Watch out Saatva, WinkBed has new cooling technology coming through

Mattresses
The Dreamegg sunrise alarm clock on wooden table next to plant in black and white patterned pot with Tom's Guide's 'act fast' logo

Hatch who? This sunrise alarm clock is almost as good as the Restore 3 but just $58 for Black Friday

By Eve Davies published

If you're looking for a Hatch dupe, this excellent sunrise alarm clock could be my new favorite this winter.

Sleep Tech
The image shows an woman smiling as she places her hands on the surface of a white mattress while she crouches next to it

What is Tencel fabric and how does it keep you cool?

By Eve Davies published

Hot sleeper? Here's why you should add Tencel to your checklist when looking for a new mattress and bedding.

Mattresses
A collage of four pictures of mattress materials. Four mattress coils standing up (top left). Layer of individually wrapped coils (top right). White GlacioTex cover (bottom left). Four slabs of mattress foams (bottom right).

What is temperature regulation in a mattress — and why is it important for sleep?

By Eve Davies last updated

Too hot (or too cold) at night? A mattress with good temperature regulation can go a long way in helping you sleep soundly. Here's what we learned during our latest visit to 3Z Brands in Arizona.

Mattresses
A closeup of the Brooklyn Bedding CopperFlex Pro Hybrid Mattress on a bed frame in a bedroom

What is GlacioTex — and how can it be used to help you sleep cooler?

By Eve Davies last updated

Too hot to sleep? A specialist mattress fabric called GlacioTex could be your solution. Here's how it works

Mattresses
A bed dressed in beige sheets on a wooden bed frame with rattan headboard in bedroom with blue wall and bedside chair on a background of autumnal leaves and Tom's Guide's Fall Back into Great Sleep campaign logo

How to reset your bedroom for fall: Our mattress and bedding editors on what to clean, what to swap out, and what to buy new

By Eve Davies published

The complete guide to transforming your bedroom for a cozy hibernation season, according to the Tom's Guide Sleep Team

Sleep
A woman jumping on the Helix Midnight Luxe mattress on white bedframe in sleep studio with blue wall, bedside shelving on the left and plants on the right

I slept on the Helix Midnight Luxe for a week and can see what the fuss is about — get 20% off before Black Friday

By Eve Davies published

The perfect mattress for side sleepers is 20% off ahead of Black Friday

Mattresses
A woman with an afro sleeping on her side covered in grey duvet while she sweats in her sleep, thinking of a cooling mattress.

7 reasons you get so hot when you sleep

By Eve Davies last updated

From menopause to your evening glass of wine, here are the reasons why you get so hot while you sleep — plus top tips to cool down

Sleep
A woman with short grey hair wearing a blue pj top struggling to sleep during menopause. She lays on her front with hands over her mouth and nose in bed with grey bedding

I asked a hormone expert why my mother has been having vivid dreams during menopause — here's what she said

By Eve Davies last updated

A hormone expert explains what's behind the increase in vivid dreams and nightmares during menopause — and how to deal with them

Sleep
A woman with grey hair and a blue top laying on a pillow looking as glass of water and supplements on bedside table as she struggles with sleep during menopause

Trouble sleeping during menopause? Expert shares 5 tips to help you fall asleep fast

By Eve Davies last updated

A doctor reveals how to manage insomnia and night sweats during menopause, from ditching alcohol to investing in cooling sheets

Sleep
A woman in bed with duvet over her head on phone with pizza boxes next to her

The average American spends 15 full days per year bed rotting — and sleep experts are worried

By Eve Davies published

How much is bed rotting sabotaging your sleep? I asked the experts

Sleep
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