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

5 biggest mistakes people make when buying a mattress online
By Claire Davies published
Avoid the common pitfalls of buying a mattress online, especially if you’ve never shopped this way before.

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.

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.

Why you should avoid naps if you have the Sunday Scaries
By Claire Davies published
How to sleep better if you have the Sunday Scaries

Neuroscientist shares 5 key tips to help you sleep better with hayfever
By Claire Davies published
Expert tips for sleeping better when you have hayfever

Simba vs Emma: which boxed mattress offers the best value for money?
By Claire Davies last updated
We compare the Simba vs Emma mattress to help you decide which bed-in-a-box is best for your sleep.

A dietitian reveals her go-to bedtime drink and foods that help you sleep
By Claire Davies last updated
Registered dietitian nutritionist Cara Marrs shares her recipe for Golden Milk, plus the best foods that help you sleep.

I tried one of YouTube’s best deep sleep meditations – here’s what happened
By Claire Davies last updated
This is what happened when I tested Jason Stephen’s deep sleep guided meditation with over 14 million YouTube views.

How to sleep better on an uncomfortable mattress – 7 easy hacks
By Claire Davies last updated
Broken sleep isn't fun, so try these easy hacks to make your mattress instantly more comfortable.

What is a latex mattress and how long do they last?
By Claire Davies last updated
Latex mattresses are long-lasting and cooling, making them a great choice for hot sleepers and eco-friendly shoppers.

Nectar Mattress review 2025: is this best-seller right for your sleep?
By Claire Davies last updated
The Nectar has been a best-seller for years, but is this memory foam mattress right for you? We review it to help you decide.

What to do when you can’t sleep — 5 tips you need to try
By Claire Davies last updated
Five of the best techniques to use when you can’t sleep at night.

Simba Sirius Bed Base review
By Claire Davies last updated
We review the Simba Sirius Bed to see how well it supports your back, relieves pressure and keeps you cool during sleep.

5 reasons why memory foam mattresses are good for back pain
By Claire Davies last updated
Memory foam is a great choice for relieving pressure on your back and reducing pain.

What is a memory foam mattress and do you need one?
By Claire Davies last updated
Thinking of switching to a memory foam mattress? Here’s the full lowdown on what they are and how they feel to sleep on.

Emma mattress review: Is the Original still the best?
By Claire Davies last updated
The Emma Original is the brand’s best-selling memory foam mattress, but does that mean it’s right for you?

What is a plush mattress and is it right for your sleep needs?
By Claire Davies published
What is a plush mattress? If you're a side sleeper or have a petite build, it could be your key to quality sleep. Our complete guide breaks downs the pros and cons...

What is an orthopedic mattress and how can it improve your sleep?
By Claire Davies published
If you're asking yourself what is an orthopedic mattress, we have all the details here – from costs and materials to benefits and drawbacks.

Emma Divan Bed review
By Claire Davies published
We review the Emma Divan Bed to see how comfortable and supportive it feels for solo sleepers and couples.

What is a pocket sprung mattress?
By Claire Davies last updated
Considering buying a pocket sprung mattress? We’ll help you decide if it’s the right option.

What is a mattress foundation?
By Claire Davies published
What is a mattress foundation, and how can it level up your sleep? From more stability to increased airflow, we explore all of the benefits here...

Is too much sleep bad for you? America’s top sleep doctor answers
By Claire Davies last updated
Renowned sleep expert Dr Breus explains what causes oversleeping and how (and why) to stop.

Eight Sleep launches smart mattress that increases deep sleep by 34%
By Claire Davies published
Want to fall asleep fast? Eight Sleep has just launched the new Pod Pro 3 smart mattress to increase deep sleep by up to 34%.
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