
Rachael Penn
Rachael has been a freelance journalist for 15 years for various publications including Tom’s Guide, Creative Bloq, Independent, The Spectator, Daily Express and more. For Tom’s Guide, Rachael has a keen interest in all things sleep, including her expert knowledge on mattress cleaning, providing readers with the best hacks and tips to keep their beds clean, as well as trying out the latest viral cleaning products. Aside from this, Rachael reports on mattress brands like Helix, Saatva and Nectar, writing articles designed to help readers understand what they need from a mattress. She also enjoys reviewing home, travel and tech gadgets, especially anything that has been designed to make life easier like smart home gadgets.
Latest articles by Rachael Penn

Why are people cleaning their mattresses with shaving foam and is it safe?
By Rachael Penn published
This TikTok shaving foam hack removes stubborn mattress stains in minutes — here’s how to use it, plus 3 other stubborn stain-removing tips.

The 5 best 4th of July mattress in a box sales still live today — up to $1,088 off
By Rachael Penn published
Save up to $1,088 on top-rated mattresses in a box from Emma Sleep, Casper, Nectar Sleep and more.

Latex mattress vs latex mattress topper — which should you buy in the 4th of July sales?
By Rachael Penn published
Here's how to decide between a latex mattress or a latex mattress topper in the 4th of July sales.

Which Stearns & Foster mattress should you buy in the 4th of July sales? I'm a sleep writer, here's my take
By Rachael Penn last updated
There's $700 of savings at Stearns & Foster this 4th of July — but which bed should you buy? I'm a sleep writer, this is what I think.

I'm a sleep writer — 5 beds I’d buy before the 4th of July mattress sales
By Rachael Penn published
The July 4th sales have kicked off and it’s a great time to buy a new mattress. Here are 5 of the best you can get right now with some big savings

Should you clean your mattress with a Rug Doctor? An expert replies
By Rachael Penn published
We asked an expert whether you should clean your mattress with a Rug Doctor and there's bad news for some people...

What is the support core in a mattress and why is it important?
By Rachael Penn published
The support core is a crucial element of every mattress – here's why, how they work, plus how to pick a mattress with great ground-up support.

Want the Saatva Classic but don't have the budget? 3 top-rated mattresses I'd buy instead
By Rachael Penn published
The Saatva Classic is highly-recommended mattress that comes at premium price. Don't have the budget? Here's 3 other top-rated mattresses to shop this 4th of July instead

How to clean a Tempur-Pedic mattress without ruining it — 7 steps to follow
By Rachael Penn published
How to deep clean your Tempur-Pedic mattress without ruining it — 7 steps to follow.

Quick! The Leesa Original just dropped to $614 for a twin, plus free bedding and pillows
By Rachael Penn published
Save up to $495 on the Leesa Original mattress in this impressive 4th of July sale, plus get a free bedding set and pillows.

How to deep clean your mattress to get rid of allergies: 7 proven tips and tricks
By Rachael Penn published
A buildup of pollen and dust mites can wreak havoc on your sleep — here's 7 proven mattress cleaning tips for allergy sufferers.

Cocoon by Sealy Chill vs Zinus Ultra Cooling Green Tea: Which budget cooling mattress should you buy?
By Rachael Penn published
We explore the key differences between the Cocoon By Sealy Chill vs Zinus Ultra Cooling Green Tea, to help you decide which best budget cooling mattress you should buy this Independence Day.

5 of the best cooling mattresses in the 4th of July sales — save up to $1,880
By Rachael Penn published
The 4th of July mattress sales are your last real opportunity to pick up one of the year's best cooling beds at a discounted price this side of summer — here's five of the best deals.

Need a new bed urgently? 5 top 4th of July mattress sales with super-fast shipping
By Rachael Penn published
If you need a new bed urgently, we've narrowed down five of the best 4th of July mattress deals with super-speedy shipping.

Puffy Lux Hybrid vs Beautyrest Harmony Lux: Which is the best luxury hybrid mattress for you?
By Rachael Penn published
Is the Puffy Lux Hybrid or the Beautyrest Harmony Lux the best luxury hybrid for you? Here's how to choose between them.

How to clean urine from a mattress — 7 pro tips for removing stains and smells
By Rachael Penn published
The best tips and products for how to clean a mattress from pee, getting rid of strong smells and stains.

TikTok trick instantly shows if your hotel mattress has bed bugs — how to use it
By Rachael Penn published
Hotel mattresses aren't immune to bed bug infestations. This trending TikTok trick helps you spot them in seconds — here's how to use it...

5 signs you should replace your innerspring mattress with a hybrid bed
By Rachael Penn published
If you notice any of these sign, it's time to switch your innerspring bed for a breathable new hybrid mattress. Plus, our top recommendations in today's sales...

Cooling mattress vs cooling mattress topper: Which should you buy?
By Rachael Penn published
How to choose between a cooling mattress and cooling bed topper, plus the ones we recommend in this weekend's sales...

5 signs you'd sleep better on a pillow-top mattress — plus our top 3 picks
By Rachael Penn published
A pillow-top mattress adds an extra layer of padding, making it a great choice for people with back and joint pain. Here are five signs that you should switch...

5 signs you should be sleeping on a soft mattress, not a medium-firm bed
By Rachael Penn published
Medium-firm might be the most popular mattress firmness, but that doesn't mean it's right for everyone. Here's why you should switch to a softer bed...

Purple vs GhostBed: Which luxury cooling mattress is right for you?
By Rachael Penn published
How to choose between the Purple RestorePremier Hybrid and the GhostBed Luxe, two of this year's top-rated cooling mattresses for hot sleepers.

What is Progressive Muscle Relaxation for sleep and can it ease insomnia?
By Rachael Penn published
There are lots of methods to help you get to sleep — Progressive Muscle Relaxation is one of the oldest. Here’s how it works if you’re having trouble sleeping…
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