Claire Davies

Claire Davies

Senior Sleep Editor, Certified Sleep Science Coach

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 2024 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

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
best mattress topper: Casper Comfy Mattress Topper, featuring a woman resting on her back enjoying said topper on her bed

The best memory foam mattress topper in 2024: rated by sleep experts

By Frances Daniels last updated

We rate and compare the best memory foam mattress toppers of 2024 across all budgets, sizes, and sleep needs

Mattresses
The DreamCloud Hybrid Mattress on a bed frame in a bedroom, between two night stands with lamps on top, two pillows balanced at the top end of the bed

DreamCloud Mattress review 2024

By Alison Barretta last updated

Can the DreamCloud Mattress provide luxury sleep for less? We slept on the hybrid for three weeks to find out.

Mattresses
Tom's Guide's Sleep Editor drops a 10lb weight onto a Helix Midnight Luxe mattress to test its motion isolation

How we test mattresses: A guide to our review process

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.

Mattresses
A mattress sales person wearing a blue shirt explains some mattress jargon to a woman with red hair and wearing a white and blue checked shirt as she shops for a new mattress

Mattress jargon buster — key terms you'll come across when buying a bed

By Claire Davies last updated

From edge support to motion isolation, we explain what all of that mattress jargon really means.

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

Mattresses
4 7 8 sleep method: A man with dark hair sleeps on his side covered by a white comforter

How to use the 4 7 8 sleep method to fall asleep fast and curb anxiety

By Claire Davies published

The 4 7 8 sleep method is designed to help you fall asleep fast and curb night time anxiety. Here’s how it works…

Sleep
Woman sits on her bed to practise the 4 7 8 Sleep Method breathing technique

How to use the 4 7 8 sleep method to fall asleep fast and ease nighttime anxiety

By Claire Davies published

The 4 7 8 sleep method involves a simple breathing technique that's surprisingly effective against anxiety, stress and bedtime worries.

Mattresses
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...

Mattresses
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.

Mattresses
A man in a blue shirt lies in a canoe on a still lake while using the military sleep method technique to fall asleep in 2 minutes

How to use the Military Sleep Method to fall asleep fast at night

By Claire Davies published

How to use the two-minute Military Sleep Method to fall asleep fast and quieten a racing mind before bed.

Mattresses
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.

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…

Mattresses
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.

Mattresses
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
Tart cherry juice poured into a clear glass

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.

Sleep
A woman with brown hair lies in bed with her hands over her face wondering why she can't sleep at night

‘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.

Sleep
A man in a blue shirt goes mattress shopping during the biggest sales event of the year, Black Friday

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.

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

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.

Mattresses
A woman with dark hair lies in bed with her baby while feeling sleep deprived

5 tips for handling sleep deprivation, from a sleep coach and new parent

By Claire Davies published

I’m a Certified Sleep Science Coach and this is how I cope with sleep deprivation after having a baby.

Sleep
A peri-menopausal woman holds a blue pillow over her face because she's unable to sleep

New study reveals menopausal women lose 2.5 hours’ sleep a night

By Claire Davies published

The study also found that 4 in 10 menopausal women have to sleep alone to try and get a better night’s sleep.

Sleep
Images shows black mold on a white mattress

How to spot mattress mold and deal with it quickly

By Claire Davies published

How to spot mold in your mattress, plus the 3 best anti-mold mattresses for cleaner sleep.

Mattresses
A man sits up in bed at night because restless leg syndrome is keeping him awake and is affecting his sleep

7 signs that it’s time to buy a new mattress

By Jo Plumridge last updated

Is it time to replace your mattress? Here are the telltale signs you're due for something new.

Mattresses
The Emma Original mattress in a box photographed once unpacked and placed on a light wooden bed frame

What is a mattress in a box? Plus, 8 signs they suit your sleep best

By Claire Davies last updated

Boxed mattresses are popular, but what are they and are they any good? Here's what you need to know…

Mattresses
How to fix your sleep schedule according to a sleep expert

How to fix your sleep schedule: a sleep expert guides you through it

By Claire Davies last updated

A sleep expert reveals what you should and shouldn’t do when fixing your sleep schedule if it has veered off track.

Sleep
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