
Claire Davies
Claire is a Certified Sleep Science Coach and the Senior Sleep Editor at Tom's Guide who curates our mattress buying guides and oversees our rigorous mattress testing procedures. Claire has over 16 years’ product review experience and is connected to a wealth of globally renowned sleep experts including mattress designers and buyers, neuroscientists, and doctors of sleep medicine. As the Managing Editor of our Sleep and Mattress Team, Claire is responsible for all mattress and sleep content published on Tom’s Guide and is our expert on Saatva, DreamCloud, and Nectar mattresses. Claire is also 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.
Latest articles by Claire Davies

I take magnesium for better sleep, but can a varied diet deliver the same results? I asked three dieticians
By Claire Davies published
I’m considering ditching my magnesium glycinate supplement after adding more seeds, greens and beans to my diet. Here’s why…

The best Casper mattress sales for June 2025: Save on bed bundles
By Alison Barretta last updated
Our expert guide to all the biggest savings in this month's Casper mattress sale, with money off bed bundles and hybrid mattresses.

Avocado mattress sales and deals for June 2025: Save on organic and eco-friendly beds
By Claire Davies last updated
Our expert guide to the June Avocado mattress sale, including how to save on our top-rated organic mattress.

The best pillow-top mattress in 2025: our expert picks for hotel-style comfort at home
By Jo Plumridge last updated
Our expert mattress testing team have slept on the best pillow-top mattresses of the year to create this guide to our 9 top picks

Best hybrid mattress 2025: Our top 10 picks after rigorous testing
By Claire Davies last updated
A good hybrid mattress delivers the best of both worlds: superb support and cozy comfort. We've tested over 50 hybrid mattresses and these are the 10 we recommend buying

The best organic mattress 2025: Toxin-free mattresses for cleaner sleep
By Claire Davies last updated
We've slept on and tested the best organic mattresses to pick the top 5 non-toxic beds that promise healthy sleep for this 2025 guide.

DreamCloud mattress sales for June 2025: up to 60% off luxury beds
By Claire Davies last updated
Our expert guide to the best deals to browse in this month's DreamCloud mattress sale, including money off hotel-style mattresses.

The best Nectar mattress sales for June 2025: save on budget-friendly foam beds
By Claire Davies last updated
In this month's Nectar mattress sale you can find budget-friendly prices on our favorite memory foam beds — here's what you need to know.

Memorial Day mattress sales: What you need to know
By Claire Davies last updated
Memorial Day is one of the best times of year to buy a mattress for less, with discounts to rival Black Friday from many of our favorite brands.

The best Helix mattress deals and sales for June 2025: Save on hybrid beds for all sleep styles
By Claire Davies last updated
The best deals for every sleep style in the 20% off Helix Mattress sale this June, tested and recommended by experts.

The best Tempur-Pedic mattress sales for June 2025: Save up to $1,000 on memory foam beds
By Claire Davies last updated
Our expert guide to this month's Tempur-Pedic mattress deals, including how to save up to $1,000 on closeout beds.

Saatva mattress sale June 2025: Save $300 on luxury beds
By Claire Davies last updated
We explore the Saatva mattress sales and prices this month, with money off luxury handcrafted beds.

The 11 best mattresses of 2025, tested and rated by our sleep experts
By Claire Davies last updated
Looking for the best mattress for your sleep needs? Our experts have tested over 90 of them to bring you this guide to the comfiest mattresses of 2025 for all budgets and types of sleeper…

The best mattress protectors 2025: waterproof, cooling and zipped covers compared
By Claire Davies, Becky George last updated
Every mattress needs a mattress protector to keep it clean, dry and allergen-free. Our sleep experts have chosen the best mattress protectors for all sleepers.

Saatva Memorial Day mattress sale 2025: Today's best deals
By Ruth Jones last updated
Memorial Day is a great time to buy a Saatva mattress — here are the best deals you can still shop on the highest-scoring mattress we’ve ever tested

What's the best mattress in a box 2025? Our experts have tested dozens of them — these are the top 10
By Claire Davies last updated
Our sleep experts have tested all the latest mattresses in a box to bring you our top picks for every budget and sleep style — comfort and convenience combined.

The best pillows of 2025: Our top tried and tested recommendations
By Becky George last updated
This is your guide to choose the best pillow for your sleeping style, body type and budget based on expert reviews and analysis.

‘This mattress revolutionized my sleep’: My full Saatva Classic review after seven months of sleeping on it
By Claire Davies last updated
I started sleeping on the Saatva Classic seven months ago and had no idea just how much it would change my sleep for the better. Here’s what I learned after long-term testing it…

What is the best memory foam mattress of 2025? Top 10 tested by our sleep experts
By Claire Davies, Ruth Jones last updated
We've tested all the latest memory foam mattresses and these are our top recommendations for every type of sleeper and budget in 2025

Nectar Premier Memory Foam review: The ideal mix of body hugging comfort and support
By Emily Peck last updated
The Nectar Premier Memory Foam is the more luxurious older sibling of the Nectar Classic. Here's what we discovered after a month of sleeping on it...

What mattresses do hotels use? The Ritz, Hilton, Premier Inn and more
By Alison Barretta last updated
Explore the mattresses each hotel uses around the world — plus the best deals so you can recreate hotel luxury at home

I’m a sleep coach — the best mattress I’ve ever tested is $400 off ahead of Memorial Day sales
By Claire Davies published
I recommend the Saatva Classic Luxury Innerspring Hybrid to most people who have trouble sleeping, and at $400 off now is the time to buy it.

The best cooling mattress 2025: beds to help hot sleepers sleep better this summer
By Eve Davies last updated
Warmer nights are upon us. Find relief in our guide to the best cooling mattresses of 2025.
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