
Eve Davies
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

We've tested many of the best cooling mattresses — these are the two worth buying in today's Labor Day sales
By Eve Davies last updated
Quick! We've found the best cooling mattresses for most hot sleepers — these are the two best deals to shop in today's Labor Day sales

I Love My Oura Ring but These Cheaper Alternatives Track Your Sleep Almost As Well — From Just $39 in the Labor Day Sales
By Eve Davies published
I won't shut up about my Oura Ring. But these Amazon dupes could track your sleep just as well — from $39 this Labor Day and subscription-free.

Saatva Has Launched a Huge Sale on All Its Luxury Beds — And There's One Our Mattress Testers Would Line Up to Buy
By Eve Davies published
Save $400 on the luxury Saatva mattress that wowed our testing panel — we think it's worth every cent

I ditched my high-tech Eight Sleep Pod for a standard cooling mattress — here's which one I'd buy this Labor Day
By Eve Davies published
Labor Day is a great time to invest in your sleep, especially if you're a hot sleeper — but should you choose a cooling mattress or smart cover?

These morning habits could be the reason you can't sleep at night — and what to do instead
By Eve Davies published
From checking your phone to having a lie in — these seven morning habits could be keep you awake at night. Here's how to fix it.

Struggle to get up for 9am classes? Here's the $50 sleep gadget I wish I'd known about
By Eve Davies published
A sunrise alarm clock is the one sleep gadget I'd buy if I was going to back to school this fall. Here's the best deal to shop at Amazon today

Eight Sleep vs Sleep Number Bed: Which smart mattress should you buy?
By Eve Davies published
Do you need temperature control or adjustable firmness? Discover if the Eight Sleep Pod 4 mattress cover or the Sleep Number i8 Smart Bed is the best pick for you and your sleep needs

Hot sleeper? This is the Saatva mattress I'd buy in the Labor Day sales — $400 off all sizes now
By Eve Davies published
This naturally cooling mattress just dropped to its lowest price in a queen size and smaller — and it promises clean, comfortable sleep

Beat the Helix Labor Day sale — save on these mattresses for every sleep position
By Eve Davies published
You can get 27% off your perfect Helix mattress with our exclusive code now — here's which bed we recommend based on your sleep position

Our best budget cooling mattress just dropped to its lowest price — get a queen for only $599
By Eve Davies published
Get the Cocoon by Sealy Chill for its lowest price now — it's $100 cheaper than it was last week

Overheating at night? The coolest beds I've slept on all have this one killer feature
By Eve Davies published
Are you a hot sleeper looking for a new mattress? Here's why you should go hybrid

4 cooling features to look for in side sleeper mattresses
By Eve Davies published
I test beds for a living and these are the essential features for cooling mattresses tailored to side sleepers

My mom needs a new mattress for menopause — experts reveal the features she should look for
By Eve Davies published
Goodbye hot flashes and restless nights! Here are the 5 things experts recommend looking for in a mattress for menopause

Back to school sleep essentials — 5 things college students need for a good night's rest
By Eve Davies published
If you're off to college this summer, these dorm room must-haves will help you sleep well all semester long.

Waking up at the same time every day helped me ace college — an expert explains why
By Eve Davies published
There's every chance I wouldn't have made it through my degree without a solid sleep routine — experts explain the benefits of waking up at the same time every day.

Eight Sleep Pod 4 mattress cover review 2025
By Eve Davies last updated
Eight Sleep's celebrity-endorsed Pod 4 mattress cover cover offers outstanding climate control and intricate sleep tracking. But is it worth the money? We tested it to find out

I sleep in an attic bedroom with no AC and this cheap foil hack keeps me sleeping cool in summer — here's how
By Eve Davies published
Sleeping in an attic bedroom in summer with no AC means stiflingly hot nights — but this cheap foil hack helps. Here's how...

Eight Sleep’s new smart bed tech promises to end night sweats and boost deep sleep — here’s how
By Eve Davies published
Eight Sleep's latest Hot Flash mode launch promises to support women's sleep — here's how

GlacioTex vs Latex Comparison
By Eve Davies published
We compare the cooling abilities of latex and GlacioTex in mattresses and which is right for you

Too hot to sleep but not ready to upgrade your mattress? Try these low-cost cooling hacks
By Eve Davies published
Budget-friendly tips to optimize your existing mattress for summer sleep

This simple DIY air conditioner helped me fall asleep fast during a heatwave — here's how to try it
By Eve Davies published
I swapped my Eight Sleep Pod for a homemade AC — it does the job but I wouldn't recommend it for night long cooling

I love my Garmin sleep tracker, but these 4 cheap alternatives are almost as good — starting from $64 for Prime Day
By Eve Davies published
My job is testing sleep trackers — if I was looking for one on a $200 budget, these are the ones I'd buy this Amazon Prime Day...

Final call! Bag the Oura Ring 4 for the cheapest price of 2025 so far — from $296 for the best sleep tracker I've tested yet
By Eve Davies published
Going, going, gone! My job is testing sleep trackers — today is your last chance to score my favorite at 15% off
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