
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

Best sleep headphones 2026: Five top-picks chosen by sleep tech experts
By Eve Davies last updated
If you're after a comfortable pair of headphones to block out noise with soothing sounds while you sleep, these are our sleep tech expert's top picks.

Why does the Apple Watch track wrist temperature while you're sleeping? We ask Dr. Matt Walker
By Eve Davies published
Three sleep experts, including neuroscientist Dr. Matthew Walker, share insight on what tracking your wrist temperature through the night can reveal about your health.

This is the longevity focused metric in your sleep score that can indicate how well you’re ageing — experts explain why and how to improve yours
By Eve Davies published
Forget 8 hours: Experts say this sleep habit is the real key to longevity, and your sleep tracker is paying attention to it every night. Here’s how to find, track and improve your score whether you have an Apple Watch, Oura, Garmin or Whoop

Bear's coolest mattress is at an all-time low price right now
By Eve Davies published
My job involves reviewing cooling mattresses — trust me, you won't find a cooler, better value bed than the Bear Elite Hybrid right now. Here's how to get 40% off...

Fitbit, Beautyrest and more — 5 sleep trackers under $95 in Memorial Day sales
By Eve Davies published
Track your sleep for less with these '5 under $95' deals at Amazon for Memorial Day

I test cooling mattresses for work — 5 Memorial Day deals I recommend to hot sleepers
By Eve Davies published
Save up to $1,200 on some of the most effective cooling mattresses we've tested

Apple Watch 10 vs Whoop MG: Which sleep tracker is actually worth your money?
By Eve Davies published
I tracked my sleep with the Apple Watch 10 and the Whoop MG over a year. Here's the one I'd buy again...

Walmart launches epic $364 king size cooling mattress deal — this won't last until Memorial Day
By Eve Davies published
Our picky mattress reviewers gave this hybrid bed-in-a-box 4 out of 5 stars, making it an ideal budget option for couples.

From Apple to Garmin: The 5 best sleep tracker deals with up to $100 off in the Memorial Day sales
By Eve Davies published
I've spent over 3,000 hours testing sleep trackers, from Apple to Garmin and from Whoop to Oura — these are the deals I recommend in this year's Memorial Day sales

Can you rely on this Prxxhri's Oura Ring alternative to track your sleep? Here's my take as a sleep tech reviewer
By Eve Davies published
I love my Oura Ring but can this $53 alternative in Memorial Day Amazon sales track my sleep just as well without the subscription fee? We dig in...

Oura Ring 4 vs Apple Watch 10: Which is the better sleep tracker?
By Eve Davies published
I tracked my sleep with the Oura Ring 4 and Apple Watch 10 over a year. I love both but there's only one I'm still wearing — here's my winner

I finally found the perfect latex mattress for hot, restless sleepers like me — and it’s at an all-time low price for Memorial Day
By Eve Davies published
This luxury latex mattress has kept me cool and supported all month long. Here's why I recommend shopping the Brooklyn Bedding Thermobalance LX Elite this Memorial Day.

The best cooling mattress 2026: 9 expert-recommended beds for hot sleepers
By Eve Davies last updated
Banish sweaty nights this summer with one of the 9 best cooling mattresses on the market today, tested and selected by our team of hot sleeping reviewers.

Our fave cheap firm mattress drops to $294 for a queen in the Memorial Day sales — and it's a must for back and stomach sleepers
By Eve Davies published
Comfy, supportive and cool, the Siena Signature punches way above its affordable price point thanks to this new time-limited deal

'A perfect blend of comfort and support' — I reviewed the Brooklyn Bedding Thermobalance LX Elite mattress and had the sleep of my life
By Eve Davies published
RecommendedThe new Brooklyn Bedding LX Elite promises the dream for hot sleepers. Our mattress testers put it through the paces to see just how breathable, supportive, and durable this latex bed is...

The Saatva Solaire has 50 levels of adjustable firmness but the Eight Sleep is a dream for hot sleepers — here's how to pick between them
By Eve Davies published
We compare price, design and features of the Saatva Solaire Adjustable Firmness Mattress vs the Eight Sleep Pod 5 to help you decide which smart bed is for you.

I used the '90 minute sleep rule' to stop morning grogginess — and it's better than any alarm clock
By Eve Davies published
A doctor explains how the '90 minute sleep rule' can help you sleep like a pro and wake up bursting with energy.

New study reveals that timing exercise to match your body clock 'chronotype' may lower cardiovascular disease and improve sleep quality — here's how
By Eve Davies published
Want to sleep better, deeper and for longer? Scheduling your workouts to suit your unique body clock is key, experts explain

Doctors weigh in on new study linking sleep apnea with poor muscle quality
By Eve Davies published
Obstructive sleep apnea could be silently weakening your muscles and increasing your risk of fractures, and people aged 65+ or those with a high BMI are more at risk

A sleep doctor for pro athletes shares 4 expert tactics for ‘gold medal sleep’ and day-long energy
By Eve Davies published
Whether or not you’re running the London marathon this weekend, these elite athlete sleep tips will net you highly restorative sleep and energy for days

'This is my third one' — shoppers love this luxury oil diffuser and I swear by mine for relaxing before sleep
By Eve Davies published
The celebrity-approved NEOM Wellbeing Pod turns my small bedroom into a calming sleep sanctuary. You can get it for $24 less now...

I just ran my second marathon — here are the 9 products I use to sleep well the night before, from just $4
By Eve Davies published
Quality sleep is crucial for marathon running. Here are the 9 products I rely on to get those high sleep scores the night before a big race...

Your Apple Watch sleep score will likely drop when you're aged 65+ — here’s why doctors say not to panic
By Eve Davies published
Nighttime awakenings are a natural part of the aging process, but there is one red flag you shouldn't ignore on your sleep tracker as you get older

I fixed my morning exhaustion by ditching my snooze button habit — here’s the expert 3-step reset that helped me
By Eve Davies published
I thought hitting snooze would help me feel less tired, but it was actually making my fatigue worse

Stop doing this one thing the second you wake up to end morning grogginess for good, say experts
By Eve Davies published
Sleep experts urge you to stop doing this one thing when you wake up in the morning. Here's what they recommend you do instead to stop feeling tired through the day and sleep better at night.
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