Claire Davies
Claire is a fully qualified journalist and Certified Sleep Science Coach with over 15 years’ product review experience. Claire is responsible for all mattress and sleep content published on Tom’s Guide, including our Best Mattress of 2025 buying guide. She is our expert on Saatva, DreamCloud, Nectar and Tempur-Pedic mattresses, and is also our in-house hybrid mattress specialist. Claire is certified to advise people on how to choose a mattress that best suits their sleep, body and budget, as well as helping them to create a nighttime routine and bedroom environment that promote good sleep. As Senior Sleep Editor, Claire takes the lead on developing and overseeing rigorous testing procedures for our mattress reviews, both at home and in our fully equipped Sleep Studio. Claire leads a team of experienced sleep and mattress specialists who report on and test a wide range of mattress and sleep products, and she also writes about all things related to sleep, and has interviewed a wealth of experts including mattress designers and buyers, neuroscientists, and doctors of sleep medicine.
Latest articles by Claire Davies

Relyon Bridgwater Dunlopillo Latex Mattress review 2025: Hotel luxury at its best
By Emily Peck published
Is the medium-firm Relyon Bridgwater Dunlopillo Latex Mattress as sumptuous and supportive as it suggests? We review it to find out.

Tempur-Pedic Tempur-Cloud mattress review 2025
By Diana Kelly Levey published
Tempur-Pedic is known for its traditional-style mattresses, so how good is the Tempur-Cloud boxed bed? We review it to find out.

Leesa Sapira Hybrid mattress review 2025
By Michele Ross last updated
The Leesa Sapira is a best-selling hybrid mattress combining coils with high quality foams, but is it any good? We reviewed it to find out.

How to choose a mattress when shopping online – 5 tips from a bed-in-a-box expert
By Claire Davies published
Shopping for a mattress online but don’t know where to start? Here’s how to pick the best bed for you.

Does TikTok’s Sleepy Girl Mocktail work? I’m a sleep science coach — here’s what I think
By Claire Davies published
The Sleepy Girl Mocktail contains tart cherry and magnesium, but do either help you fall asleep easier or faster? Here’s my take as a sleep science coach.

Saatva vs Beautyrest: Which hybrid mattress is best for your sleep?
By Jo Plumridge published
How to choose between the Saatva Classic vs the Beautyrest Harmony Lux mattress – a detailed look at price, design, comfort, support and more.

Saatva luxury firm vs firm: Which mattress feel is best for you?
By Claire Davies published
Thinking of buying the best-selling Saatva Classic Mattress but can’t decide between the luxury firm and firm? Here’s how to choose…

Do Saatva mattresses contain fiberglass? We take a closer look
By Claire Davies published
Saatva mattresses are luxury beds made with a range of premium and natural materials, but what about fiberglass? Here’s what you need to know...

Get $868 of savings with Helix's Midnight Luxe mattress in new 25% off flash sale
By Claire Davies published
Get 25% off the Helix Midnight Luxe, the best mattress for side sleepers with hip pain, plus free pillows in this weekend’s sale.

I’m a sleep coach — 9 Christmas gifts I’m giving family and friends for better sleep
By Claire Davies published
From the Oodie Weighted Blanket to the Hatch Restore 2 Sunrise Alarm Clock, these are the sleep products I'm gifting this Christmas.

Last chance to save $400 on Saatva’s best mattress — don’t miss this!
By Claire Davies published
Our VIP discount saves you $400 on the Saatva Classic, this year’s best fiberglass free hybrid mattress for every sleeper.

DreamCloud vs WinkBed: Which hybrid mattress best suits your sleep?
By Jo Plumridge published
Can't decide between the DreamCloud vs WinkBed Mattress? Here's how to choose the right bed for your sleep and body.

DreamCloud mattress drops to just $369 in new flash sale — ends soon!
By Claire Davies last updated
DreamCloud's new flash sale has landed today and it's your last chance to get the brand's best hybrid mattress for 50% off.

‘Why can’t I sleep?’ 7 common reasons from an ex-insomniac and sleep coach
By Claire Davies published
If you’ve tried everything but you can’t switch off your brain to sleep, one of these common culprits might be the reason why.

I'm a sleep coach — 5 last-chance Cyber Monday mattress and bedding deals for better sleep
By Claire Davies published
Every day I help people choose the best mattresses and accessories to sleep better at night, and these are my top picks from the remaining Cyber Monday sales.

I’m a sleep coach — this is the mattress I tell people with back pain to buy in Cyber Monday sales
By Claire Davies published
If you’re shopping the Cyber Monday sales for a mattress for back pain, the Saatva RX is my expert pick and here’s why...

I’m a sleep coach — if you like Saatva mattresses but have a small budget, this is the Black Friday deal to buy
By Claire Davies published
Saatva mattresses are excellent but expensive, so here’s my suggestion for hotel mattress luxury on a small budget.

It's not a mistake — Casper really has a king mattress for just $357 in its Black Friday sale
By Claire Davies published
The Casper Snug mattress is on sale this Black Friday and the savings are massive on the queen and king sizes.

I’m a sleep coach — this is the mattress topper I tell people with back pain to buy in Black Friday sales
By Claire Davies published
The Tempur-Pedic Black Friday sale has a huge 40% off the Tempur-Adapt mattress topper, my top choice for easing hip and back pain in bed.

3 reasons to buy a mattress in this weekend's sales — don't wait for Black Friday
By Nicola Appleton published
Stock levels are high, shipping is fast and the deals are red hot. We’re calling it — now is the best time to buy a new mattress, not Black Friday weekend.

Saatva vs Stearns & Foster: Which luxury mattress should buy this Black Friday?
By Jo Plumridge published
How to choose between Saatva & Stearns & Foster Estate in the Black Friday mattress sales.

Stearns & Foster launch pre-Black Friday mega mattress deal on the Lux Estate
By Claire Davies published
Get $400 off the Stearns & Foster Lux Estate mattress ahead of Black Friday, plus a free $300 Visa gift card.

What is mattress White Glove Delivery and which brands offer it for free?
By Claire Davies published
This is what mattress White Glove Delivery means, plus a list of the top bed brands who offer this service free of charge.
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