
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

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...

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…

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…

The best bed frames and bases in 2025
By Claire Davies last updated
Our expert guide to the best bed frames and bases of 2025, from platform to adjustable, for all mattress types and budgets.

9 signs that it’s time to buy a new mattress
By Jo Plumridge last updated
Is it time to replace your mattress? Here are nine telltale signs you need a new one — and three that you just need a new bed topper

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.

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.

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.

How we test mattresses: Our review process explained
By Claire Davies, Julia Sagar last updated
How we select and test mattresses for our reviews and buying guides, and why you can trust our recommendations.

Sleep Awareness Week 2024 — how to become your 'best slept self' this year
By Claire Davies last updated
All the best tips, mattresses and tech to help you sleep better

I’m a sleep coach — 5 ways your naps are stopping you sleeping through the night
By Claire Davies published
I've been taking a daily nap for over 18 months and still enjoy quality sleep at night. Here's what to do and what to avoid when napping in the day...

Do you really need a mattress or is sleeping on the floor better for you?
By Claire Davies published
Tempted to sleep on the floor and ditch your mattress and pillows? Read this before making a decision.

I’m a sleep coach — 3 nighttime routine mistakes that stop you from falling asleep fast
By Claire Davies published
I’m a Certified Sleep Science Coach and these nighttime routine mistakes will stop you from falling asleep fast and sleeping through the night.

Hybrid mattresses don’t need a box spring — here’s why and what to use instead
By Claire Davies published
Do hybrid mattresses need a box spring and why? We explain everything you need to know using this popular bed base with a foam and coil mattress.

I'm a mattress expert — the No 1 mistake people make after buying a bed in a box
By Claire Davies published
Avoid leaving your mattress in its shipping box for months on end, otherwise you’ll have to replace it pretty quick. Here’s why…

I’m a mattress tester — 3 things I do before sleeping in a hotel bed
By Claire Davies published
Three steps to getting a good (and hygienic) night's sleep on a hotel mattress.

I’m a mattress expert — the biggest mistake people make when choosing a mattress
By Claire Davies published
I test mattresses for a living and this is the one thing I recommend avoiding when buying a new mattress – and the 5 things I do recommend.

How firm should a mattress be? A guide to the different levels and how to pick
By Claire Davies published
Unsure which mattress firmness suits you best? Here’s a guide to the different levels and how to choose the right feel for you.

Relyon Bridgwater Dunlopillo Latex Mattress review: 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.

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.

‘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 — 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.
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