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

Two delivery men unload a white mattress from their van as part of a White Glove Delivery service

Mattress White Glove Delivery: What's included and how it works

By Claire Davies last updated

We explain everything you need to know about mattress White Glove Delivery, including which brands offer it.

Mattresses
Simba vs Emma mattress: image shows the Emma Original on the left and the Simba Hybrid on the right

Simba vs Emma: Which boxed mattress should you buy?

By Claire Davies last updated

We compare the Simba Hybrid Essential vs Emma Hybrid Original mattresses to decide which is better for your sleep and budget

Mattresses
A white duvet folded against a ombre background

The best duvets in 2025: Panda, Simba, Silentnight and more

By Claire Davies last updated

Choose the best duvet for every season, sleeping style and budget, selected and recommended by sleep experts.

Home
A man sits on a mattress on the floor placed on a hardwood floor so it sleeps cooler

5 reasons not to put a mattress on the floor — and 3 reasons why you should

By Claire Davies last updated

Can you put a mattress on the floor? From mold to bed bugs, there are plenty of reasons not to, but some big benefits too.

Mattress Care
A woman with long dark hair falls asleep quickly in a comfy bed dressed with soft white linens

‘How do I fall asleep quickly?’ The top 3 tips I’ve learned as a sleep coach and ex-insomniac

By Claire Davies published

Presented by Helix Sleep

How I went from struggling to fall asleep to dropping off in ten minutes or less

Sleep
A man in a blue t shirt holds his head in his hands and sits on the edge of his bed because he can't sleep due to intrusive thoughts and needs to try cognitive shuffling for sleeping

Intrusive thoughts keeping you awake? Try this ER doctor ‘brain hack’ to fall asleep quickly

By Claire Davies published

Presented by Helix Sleep

Cognitive shuffling for sleep is Dr Joe’s number one technique when intrusive thoughts strike

Sleep
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
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
The best bed frames and bases include the Emma Divan Bed, pictured here in a sunny bedroom

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.

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 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
Sleep Awareness Week 2024 images shows a woman with wavy dark hair sleeping on side in a white bed

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

Sleep
Woman having a daytime nap on a white bed

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...

Sleep
A woman in a brown top sleeps on a thin mat on the floor

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.

Sleep
A woman with blonde hair makes the big nighttime routine mistake of working on her laptop in a dark bedroom close to bedtime

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.

Sleep
The DreamCloud Hybrid Mattress photographed on a wooden bedframe placed in a dark blue bedroom and with a couple laughing and sitting on the mattress

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.

Mattresses
Two people removing a Purple mattress from its packaging

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…

Mattress Care
A black suitcase in front of a white mattress in a stylish hotel room

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.

Sleep
A man with dark hair and a woman with red hair go mattress shopping together

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.

Mattresses
A woman with long dark hair feels the firmness of a mattress she is looking at

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.

Mattresses
The Relyon Bridgwater Dunlopillo Latex Mattress photographed on a wooden bed frame in a natural looking bedroom with pampas grass in the corner

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.

Mattresses
A woman with dark hair wakes up happy after a great night's sleep on her new mattress that she recently chose

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.

Mattresses
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