Claire Davies

Claire Davies

Managing Editor of Sleep, Certified Sleep Science Coach

Claire is a Certified Sleep Science Coach and the Managing Editor of Sleep at Tom's Guide. She oversees our rigorous mattress testing procedures, and our buying guides and mattress rankings. Claire has over 16 years' product review experience and is connected to a wealth of globally renowned sleep experts including mattress designers, neuroscientists, and board-certified sleep doctors. She is also our in-house expert on Saatva, DreamCloud, and Nectar Sleep. Claire is certified to advise people on how to choose a mattress that suits their needs and budget, as well as helping them to create a nighttime routine and bedroom environment that helps them sleep better. Previously, Claire reported on sleep and wellness tech for T3 and TechRadar.

Latest articles by Claire Davies

A collage of four cheap mattresses (clockwise from top left): EGOHOME Black 12" Mattress, Linenspa Hybrid Mattress, Zinus Green Tea Memory Foam Mattress, and the Lucid Memory Foam Mattress. A blue price drop deals badge id in the center foreground.

Amazon mattress sales for March 2026: Big Spring deals on top-rated beds

By Claire Davies last updated

Amazon's Big Spring Deals Days sale is making a return this March, and here are is top mattress deals

Mattresses
A woman dressed in a blue night shirt sleeps peacefully on her partner's chest, as he sleeps with his head on a stone colored bed pillow. In the top left hand corner is a blue Tom's Guide Sleep Awareness Week 2026 logo.

Sleep Awareness Week 2026 is here — our guide to the best tips, tech and advice to help you sleep better

By Claire Davies last updated

Presented by Helix Sleep

Our guide to Sleep Awareness Week 2026 features expert interviews, the latest longevity science, and the top-rated tech to help you sleep better.

Sleep
The side of the Avocado Wool mattress showing its paneling and handles sewn on

Avocado mattress sales March 2026: Up to 15% off

By Claire Davies last updated

Avocado's March mattress sale is here, featuring up to $1,200 off a selection of its award-winning organic beds.

Mattresses
A collage showing (top to bottom) the Nectar Premier Memory Foam mattress, DreamCloud Hybrid mattress and Saatva Classic mattress on a bed frame against a colorful background

The best Presidents' Day mattress deals of 2026 to help you sleep better for less

By Ruth Jones last updated

Presidents' Day is done but the best mattress deals are still live and we've searched for all the juiciest sales you can shop right now

Mattresses
A collage of the Saatva Classic Mattress. In the lower left-hand corner, there is a deals badge (featuring Mount Rushmore) for the Presidents' Day mattress sales.

Saatva Presidents' Day sale 2026: Last chance to save $300 on luxury, hotel-style mattresses

By Claire Davies last updated

Saatva Presidents' Day sale will be over soon, so we've rounded up the brand's best luxury deals that can still save you $300 on luxury mattresses

Mattresses
A collage of mattresses against a colorful background, clockwise: The Saatva Classic mattress, Siena mattress, Helix Midnight Luxe mattress, and Brooklyn Bedding CopperFlex Pro Hybrid mattress. In the center is a Tom's Guide Presidents' Day deal badge, with a LIVE badge beneath

Presidents' Day mattress sales LIVE 2026 — I'm tracking all of the best deals to help you sleep better from Saatva, Helix, Casper, and much more

By Ruth Jones last updated

The Presidents' Day mattress deals are here and my expert team and I are bringing you all the best mattress, bedding and sleep deals, with offers starting. at just $9.

Mattresses
The Saatva Classic mattress shown on a gold plinth, with a blue Tom's Guide Presidents' Day deal badge overlaid on the bottom of the mattress. A LIVE badge is located in the top-right foreground.

Saatva Presidents' Day sale 2026 LIVE

By Claire Davies last updated

I'm tracking the 2026 Saatva Presidents' Day sale live, along with expert tips on how to find the brand's luxury mattresses for the cheapest prices

Mattresses
The Saatva Classic luxury innerspring hybrid mattress, on sale this Presidents' Day, is shown here on a white wooden bed frame in our blue Tom's Guide Sleep Product Testing Lab, with a blue Presidents' Day deals badge overlaid in the top right hand corner

It’s been five months since I re-tested Saatva's 'instantly comfy' Classic mattress — here's how it helps me sleep through the night, and why it’s my top pick in the Presidents’ Day sales

By Claire Davies published

3 things I’ve learned in my longterm testing of the Saatva Classic about how this luxury hybrid mattress helped me stop waking up in the night, and why I recommend it in today’s Presidents’ Day sales

Mattresses
The main image shows the DreamCloud Classic Hybrid Mattress on a bed frame in a bedroom. In the left corner is an ident showing mattress tester Eve Davies pressing her hands into the quilted cover of the DreamCloud

Why The DreamCloud Mattress is the best value sleep deal in the Presidents' Day sales

By Claire Davies published

Good sleep needn’t cost the earth

Mattresses
Helix Midnight Luxe Presidents' Day Deal

We’ve tested every side sleeper mattress you can buy — our fave for people with hip and back pain is up to $789 off in the Presidents' Day sales

By Claire Davies published

The Helix Midnight Luxe is designed especially for side sleepers, and now is a great time to buy as it's back to its cheapest price for a queen

Mattresses
Two of our mattress testers sit on mattresses in our Sleep Lab. On the left, Nicola Appleton sits on the edge of the Helix Midnight Luxe mattress. On the right, Ruth Jones sits on the edge of the Saatva Classic mattress with her laptop on her knees.

My partner slept like a log while I was awake at 3am every night, but then I realised our mattress was the problem — these are the 8 best mattresses for couples

By Lauren Jeffries last updated

These are the eight best mattresses for couples that our expert team of bed testers recommend — picks for every budget and sleep style.

Mattresses
The foot of the Casper Dream Hybrid, the best Casper mattress for most people

The best Casper mattress sales for February 2026: up to 25% off mattresses and bundles

By Alison Barretta last updated

Our expert guide to the best savings in this month's Casper sale, including discounts on cooling beds and mattress bundles.

Mattresses
A woman sleeping soundly in bed under a white duvet, as early morning sun shines through the curtains behind her.

4 surprising ways a snowstorm can ruin your sleep — and how to fix it

By Claire Davies published

From taking ages to fall asleep to waking up repeatedly during the night, cold weather can spell trouble for your sleep. Here’s what you need to know…

Sleep
The Allswell Mattress with no bedding in a clean, light-colored bedroom.

The Allswell mattress review 2026: hybrid support at a low price

By Alison Barretta last updated

The Allswell mattress promises medium-firm comfort and a cooler sleep, but does it deliver? We slept on it for a month to find out...

Mattresses
The DreamCloud Classic Mattress on a white bed frame in a modern light blue bedroom.

DreamCloud Classic mattress review 2026: A fantastic mid-range option for most people

By Lauren Jeffries last updated

Editor's Choice

Side sleepers will love how DreamCloud's best-seller cushions the body, but stomach sleepers should avoid it

Mattresses
Saatva Classic Mattress

The best king size mattress in 2026: Tested and approved by sleep experts

By Frances Daniels last updated

King size mattresses are excellent choice for couples, bed sharers and those who just like to spread right out — these are the best options, for all sleepers and budgets.

Mattresses
A close up of a stack of mattress toppers of different designs and thicknesses

The best memory foam mattress toppers: Expert tested toppers to soften a firm bed

By Frances Daniels last updated

Add cushioned comfort to your bed with the best memory foam mattress toppers, tested and recommended by experts.

Mattress Toppers
Eight Sleep Pod 4 mattress cover with dual temperature control (indicated by one side of the bed red and the other blue) in bedroom with floor to ceiling windows and a phone icon showing sleep report with 100 sleep score

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

Mattresses
A woman sits on the foot of a queen size Saatva Classic Mattress on a bed frame in a bedroom, her arms stretched as she considers the size of the mattress

The best Saatva mattresses in 2026: Tested and rated by our experts

By Claire Davies last updated

Find the luxury bed of your dreams with our expert guide to the seven best Saatva mattresses online, cherry-picked by our experienced testing panel

Mattresses
Tom's Guide Mattress Content Director Julia Sagar places both hands on the middle third of the Saatva Classic, where the lumbar crown is located, and smiles because it feels so supportive

The 7 best medium-firm mattresses of 2026: Reviewed by expert testers

By Claire Davies last updated

Finally get that Goldilocks comfort with the seven best medium-firm mattresses — all rated by our testers as not too soft but not too hard

Mattresses
Two of our mattress testers sit on the Siena Signature Mattress on a bed frame in our testing studio. On the left, Nicola Appleton sits close to the side of the mattress to test the edge support. On the right, Frances Daniels sits on the sleeping area of the bed to better understand the comfort.

The 8 best cheap mattresses in 2026: Reviewed by our expert testing panel and under $500 for a queen

By Frances Daniels last updated

Find quality comfort at a lower price with the eight best cheap mattresses — all tested and approved by our expert review panel

Mattresses
Two people sit on top of the Plank Firm flippable double-sided mattress in a bedroom

The best firm mattress 2026: Tested and approved by sleep experts

By Claire Davies last updated

We've slept on and tested the latest firm mattresses to bring you our guide to the very best options on the market in 2026.

Mattresses
A tester sits on the edge of the bet fiberglass-free mattress, the Saatva Classic

Best queen size mattresses in 2026: 6 beds that impressed our expert testing panel

By Claire Davies last updated

After testing the best queen mattresses of 2026, these are six top picks our team of expert bed testers recommend

Mattresses
Two women carrying out a motion isolation test on the Brooklyn Bedding CopperFlex mattress in sleep studio. They place a wine glass on one side and drop a kettle bell on another.

The best pillow-top mattresses of 2026: Our expert picks for hotel luxury at home

By Lauren Jeffries last updated

Our expert team of mattress testers have reviewed all of the best pillow top mattresses — these are the 9 we recommend in 2026 to recreate hotel luxury at home.

Mattresses
Brooklinen All-Season Down Comforter draped on the bed in a brightly lit room

The best comforters 2026: Cozy picks for all sleepers

By Becky George last updated

Our best comforter picks of 2026 for all seasons, sleeping styles and budgets.

Pillows & Bedding
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