
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

Science says the '7:1' sleep rule could add 4 years to your life — here's why and how to start using it tonight
By Jenny Haward published
A new study drawing from 47 million nights of sleep data has found that a simple sleep behavior rule can extend your life. Here's what it is and how you can do it.

'I’m a neuroscientist — this is what happens to your sleep when you don’t leave the house all day'
By Eve Davies published
Why staying home all day is keeping you awake at night and what you can do about it, explained by a doctor.

How to sleep during a storm
By Eve Davies published
From noise-cancelling sleep earbuds, to acupuncture sleep masks that ease pre-storm pressure headaches

What is your sleep data trying to tell you? Expert shares 3 key sleep metrics you should pay attention to
By Eve Davies published
If you use a sleep tracker at night, these are the three metrics you should be paying attention to in the morning.

My Oura Ring spotted that I’ve been failing at this No 1 sleep hygiene rule — now I'm doing it, I'm falling asleep faster and easier
By Eve Davies published
Social jetlag and a busy calendar had thrown off my sleep schedule, and my sleep tracker noticed. Here's how I'm fixing it.

Garmin smartwatches have 5 hidden sleep features — and they've transformed how fast I'm falling asleep and how energized I feel waking up
By Eve Davies published
Garmin owners, these hidden sleep features on your smartwatch could be just what you need to stick to a sleep schedule and ace your recovery

iPhones have 3 hidden sleep features — and they've stopped me doom scrolling before bed so I get the sleep I need
By Eve Davies published
No more bedtime doom scrolling — 3 hidden iPhone features that can help you switch off at night and finally get the quality sleep you've been dreaming of

I doubted Mel Robbin's weird bedtime trick could help me fall asleep fast — but I was out cold in 4 minutes according to my sleep tracker
By Eve Davies published
How wellness guru Mel Robbin's simple bedtime habit is helping me fall asleep fast this January — all you need is a pen and paper

Eight Sleep Pod 4 mattress cover review 2026
By Eve Davies last updated
Editor's ChoiceEight 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

Over 83% of people sleep better after doing this in the evening — here's why it works, according to experts
By Eve Davies published
Saunas can increase deep sleep by 70%, says research — here's why doctors recommend them as part of your nighttime routine

Tech billionaires are determined to buy a good night's sleep — these are the smart mattresses and sleep gadgets they're betting on in 2026
By Eve Davies published
What's the Silicone Valley secret to ace sleep? These smart mattresses and gadgets promising perfect rest, health and longevity in 2026 — from AI beds to vagus nerve stimulators

Had a new smartwatch for Christmas? Here’s how to use it to sleep better in 2026
By Eve Davies published
There’s more to a smartwatch than logging your stats on Strava — here’s how to use your brand new wearable to sleep better than ever in 2026.

Not tonight, insomnia — 4 powerful habits that help me fall asleep quickly and sleep through every night
By Eve Davies published
No more restless nights: Cut through the unrealistic resolutions with these 4 basic habits that can bring you better sleep

The best sleep tech from CES 2026 so far — gadgets to curb night time anxiety, manage insomnia and detect sleep apnea
By Eve Davies published
All the latest and best sleep technology releases from CES 2026, from smart mattresses to sleep trackers.

Best sleep headphones 2025: 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.

5 of the best sleep trackers to buy now
By Eve Davies last updated
A sleep tracker can help you understand and improve your sleep. Our reviewers tested everything from Oura Ring to Apple, Whoop and Garmin — here are our top five picks for every sleeper

5 of the best sunrise alarm clocks to buy now
By Eve Davies last updated
Beat the January blues with a sunrise alarm clock. Here are our top recommendations for every budget and sleeper this winter.

The best cooling mattress 2025: 6 expert-recommended beds for hot sleepers
By Eve Davies last updated
Make 2026 the year you put night sweats to rest with one of these top cooling mattresses, chosen by hot sleepers.

The 5 best smart beds and smart mattresses 2026: Top picks from a sleep tech reviewer
By Eve Davies last updated
Our sleep tech experts recommend the best smart beds and smart mattresses to regulate your temperature, customize your bed and track your health

8 hours sleep or 8000 steps? This is the health goal you should hit to feel your best this new year
By Eve Davies published
Want to hit a step goal this new year? Science says nail your sleep first and the rest will follow

This Sleep Number smart mattress just dropped to its lowest price in two years
By Eve Davies published
Save up to $1,099 on the Sleep Number c2 smart mattress in rare sale. It's the ideal entry-level smart bed.

Fart walking could be the key to sleeping better after Christmas dinner — here's why
By Eve Davies published
Beat the food coma and get great sleep with a fart walk — pardon us, but it's not as gross as it sounds

Deal alert! Get £860 worth of free bedding with this Tempur cooling mattress this Christmas
By Eve Davies published
Hot sleeper? This free Tempur bedding bundle gives your whole bed a cooling revamp — and saves you £860
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