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 curates our mattress 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

A closeup of the foot of the Helix Midnight Luxe mattress, a Tom's Guide price drop deals graphic (left)

Helix’s Sleep Week sale is live: Save up to $1,214 on luxury hotel-style mattresses

By Claire Davies published

Presented by Helix Sleep

Helix is offering 27% off everything on site for Sleep Week 2025, with mattresses in a box from just $680

Mattresses
A woman with dark curly hair holds her hand to her forehead in frustration because she cannot sleep at night due to too much light coming in her bedroom window

Trouble sleeping? 5 things in your bedroom that could be sabotaging your sleep

By Claire Davies last updated

Presented by Helix Sleep

How many of these sleep saboteurs are in your bedroom?

Sleep
Best comforters: Layla Down Alternative Comforter in silver-grey placed on a bed dressed with an orange throw and pillow

The best comforters in 2025: Cozy picks for all seasons

By Becky George last updated

Shop from our best comforters 2025 guide to find the ideal pick for your sleeping style, bed size and budget.

Pillows & Bedding
Image shows the Saatva Classic mattress on a white and rose gold marble background with a blue Presidents' Day mattress sales luggage tag badge overlaid on the bottom left hand corner

The Saatva Classic mattress is $449 off in the brand’s end of winter sale, but is that good value?

By Claire Davies published

There’s only $90 between the current cost of a Saatva Classic compared to the cheapest price it sold for last year

Mattresses
The image shows two women sitting on the Saatva Classic mattress, which is placed on a white bed foundation in a blue bedroom

Saatva Presidents' Day sale 2025: $400 off hotel-quality mattresses

By Claire Davies last updated

Saatva's Presidents' Day sale is ending soon, so shop now to save $400 on all luxury mattresses over $1,000 — we've handpicked the best deals.

Mattresses
Image shows the Saatva Classic mattress on a white and rose gold marble background with a blue Presidents' Day mattress sales luggage tag badge overlaid on the bottom left hand corner

Presidents’ Day mattress sales 2025: Our favorite deals still live today

By Claire Davies, Louis Ramirez last updated

Presidents' Day has been and gone but most mattress deals still live today, with great sales from top-rated brands — but you'll have to act fast.

Mattresses
Sleep editor lying on the Helix Midnight mattress, with a 'Lowest price' flag overlaid

I’m a mattress editor – the 5 Presidents’ Day deals I recommend out of the hundreds I’m tracking

By Claire Davies published

These mattresses are worth every cent anyway, but bigger price cuts for Presidents' Day make them the hottest tickets in town

Mattresses
Image shows the Saatva Classic mattress on a white and rose gold marble background with a blue Presidents' Day mattress sales luggage tag badge overlaid on the bottom left hand corner

The mattress that solved all my sleep problems is now $400 off in the Presidents’ Day sales

By Claire Davies published

Overheating, hip pain, and restlessness… The Saatva Classic eliminated my sleep troubles from the first night and it’s now back to its cheapest price.

Mattresses
The Saatva Classic mattress photographed in a stylish white pool room with an indoor river

How much is a Saatva mattress and where can you try them?

By Claire Davies last updated

Our easy guide to Saatva latest mattress prices, Viewing Rooms across America, plus in-home trials.

Mattresses
A couple laugh and cuddle while sat on the Avocado Eco Organic Mattress

What is an organic mattress and are they healthier than other beds?

By Grace Franks last updated

Organic mattresses have big benefits for your sleep, but they aren't the best choice for everyone. Here's why...

Mattresses
The Siena Memory Foam Mattress in a box on the floor in front of a bed frame, ready to be unboxed

What is a mattress in a box? Plus, the signs they suit your sleep best

By Claire Davies last updated

Boxed mattresses are popular, but are they any good? Our sleep team has tested all the latest mattresses in a box, here's what you need to know…

Mattresses
A woman with long brown hair sits up in bed covered in a pink comforter and yawns because she is so sleep deprived

I’ve been sleep deprived for over two years — my three top tips for easing symptoms

By Claire Davies published

I’m a sleep coach dealing with longterm sleep deprivation. Here’s what I do day-to-day to reduce my symptoms of brain fog, fatigue and irritability…

Sleep Problems
Image shows the Saatva Classic mattress on a white bed frame with a blue Cyber Monday deals badge overlaid on the bottom right

Saatva's Cyber Monday sale 2024 is live: Today's best deals for the cheapest prices

By Claire Davies published

Today's Saatva Cyber Monday sale sees a return to this year's cheapest Saatva Classic prices. Here are the deals I'd buy based on my knowledge of the brand's price history...

Mattresses
A couple talk and laugh while sitting on the DreamCloud Hybrid mattress with a blue Black Friday mattress deals badge overlaid on the bottom right hand corner

DreamCloud's cheapest mattress for back pain drops to $349 in new Amazon Black Friday sale

By Claire Davies published

We've never seen the 14" DreamCloud Hybrid drop this low in a major Amazon holiday sale before.

Mattresses
Two women sit on the Saatva Classic mattress in a bedroom. they're looking at the mattress trying to decide if this is the right one for their sleep needs

How to choose a mattress — tips from a Certified Sleep Coach

By Claire Davies last updated

Choosing a mattress doesn’t have to be rocket science – here’s how to do it easily and within your budget.

Mattresses
A man with short and curly brown hair sleeps peacefully on his side in bed

I’m a sleep coach — my 3 best tips for better sleep this World Mental Health Day

By Claire Davies published

Good quality sleep boosts your mental health. For World Mental Health Day 2024, I’m sharing the three best tips I’ve learned for better sleep.

Sleep
A couple sit on the Casper The One mattress in a bedroom, a Tom's Guide price drop deals graphic (left)

Casper’s epic 35% off Labor Day sale is the best I’ve seen — what I’m buying this year

By Claire Davies published

Casper officially has the best mattress in a box deal this Labor Day, with a giant 35% off The One memory foam mattress.

Mattresses
The Nectar Classic Memory Foam Mattress on a bed frame in a bedroom

Puffy Cloud vs Nectar Classic Memory Foam: Which boxed mattress should you buy in Labor Day sales?

By Rachael Penn, Claire Davies published

The Puffy Cloud and Nectar Classic are both on sale this Labor Day. Here's how to choose between these popular memory foam mattresses...

Mattresses
The Saatva Classic Mattress on a beige fabric bed frame placed against a blue pool, with a blue price drop sales badge overlaid on the image

Should you buy the Saatva Classic mattress now or wait for Labor Day sales?

By Claire Davies published

Here’s why I’d buy the Saatva Classic mattress now if you want a split Cal king size.

Mattresses
A young couple unbox and move a new memory foam mattress they bought from Amazon during the prime day deals event

How to spot a good Prime Day cheap mattress deal

By Frances Daniels published

Plus, the three best budget mattress sales to shop now, with prices from $137.

Mattresses
4th of July mattress sales 2024 image shows a stack of hybrid, memory foam and latex mattresses placed on top of each other on a teal-coloured background and with a blue price drop deals badge overlaid in the bottom right hand corner

4th of July mattress sales 2024: Our top picks, plus the best deals on bedding

By Nicola Appleton last updated

Our deals experts have found the best mattress sales live today, including an exclusive 4th of July discount that saves you up to 60% on a super-popular memory foam bed-in-a-box.

Mattresses
Image shows the Tempur-Pedic Tempur-Adapt+ Cooling Mattress Topper placed on a white mattress placed on a wooden bedframe, with a Tom's Guide price drop sales badge overlaid in the bottom right hand corner of the image

I’m a sleep coach – get 58% off the mattress topper I’d buy for hip and back pain in 4th of July sales

By Claire Davies published

The Tempur-Pedic Tempur-Adapt eased my hip and lower back pain and it’s on sale to Amazon Prime customers for $175 to celebrate the 4th of July.

Mattress Toppers
The Casper Mattress shown on a grey bed frame in a blue bedroom, with a blue price drop mattress sale badge overlaid on the image

Not a typo! Amazon is selling a Cal king Casper Mattress for just $716

By Claire Davies published

The Casper Mattress is the brand’s original boxed memory foam bed and you can save 49% on a Cal king at Amazon, reducing it to just $716.

Mattresses
Woman sitting on top of a Bear Original mattress in a white room, with a blue price drop sale image overlaid

Bear Mattress drops 40% off flash sale with up to $500 of free bedding for Memorial Day

By Claire Davies published

A queen size Bear Original is on sale for just $598 and you’ll get $320 of free bedding – Memorial Day flash sale ends today.

Mattresses
PlushBeds Latex Mattress Topper

3 latex mattress toppers I’d buy in Memorial Day sales to make a soft bed firmer

By Claire Davies published

I’m a sleep coach and these are the latex mattress toppers I’d buy in Memorial Day sales to make a soft mattress feel firmer.

Mattress Toppers
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