
Nicola Appleton
Nicola is the Sleep Editor at Tom’s Guide. With a career in journalism spanning two decades, Nicola brings experience to the team and the knowledge of what makes a great article, whether that’s a how-to mattress cleaning feature, a deep dive into melatonin gummies, or an in-depth mattress review. As a sleep editor, few better understand how important a decent mattress is to the overall quality of our sleep, and precisely how our sleep impacts our physical and mental health. As well as tackling the vast topic of sleep, Nicola joins the raft of expert mattress specialists at Tom’s Guide, who test and compare a wide range of mattresses in order to guide readers towards the very best options on the market.
Latest articles by Nicola Appleton

Do you really need a $299 gadget to de-stress? I pitted a vagus nerve stimulator against $0 practices — here's the one I recommend if you can't sleep
By Nicola Appleton Published
Both methods helped me mellow out before bed, but one has become my go-to stress buster

I fixed my 3 a.m. wake-ups and brain fog by syncing my sleep with the rising and setting of the sun, just like the Amish — doctors explain why this circadian living works
By Nicola Appleton Published
I swapped late-night scrolling and artificial lights for an early-to-bed, low-tech routine for two weeks — and, along the way, discovered that good sleep is mostly free.

The Ozlo Sleebuds 2 launch today and I’ve been testing them for a week — here’s how they're already helping decode my 3 a.m. wake-ups so I can sleep through the night
By Nicola Appleton Published
Recommended'Understanding how your environment impacts your sleep is really where we're going' — Ozlo co-founder on the launch of new Sleepbuds 2

Stress was waking me up at 3 a.m. — until two of the world's best sleep doctors shared 5 fast fixes to lower my cortisol at night
By Nicola Appleton Published
'You are, in a real sense, running low on the very substance that makes sleep happen'

I kept waking up at 3 a.m. — until insomnia experts spotted 3 key culprits and explained how to fix them
By Nicola Appleton Last updated
No more falling asleep on the sofa — doctors share 3 simple sleep routine switches I need to make to manage my 3 a.m. wake-ups.

The best tech of 2026 (so far): 26 products we've actually tested, rated and loved
By Peter Wolinski Published
Here are our favorite products from 2026 after 6 months of non-stop testing.

I tried the '3-2-1 rule' to stop waking up at 3 a.m. and it fixed my middle insomnia — sleep doctors explain why
By Nicola Appleton Published
Sleep doctors explain how this simple wind down strategy has reduced my 3 a.m. wake ups, plus share their tips to beating middle insomnia.

I kept waking up at 3 a.m. — sleep doctors pinpoint 3 reasons behind my middle insomnia and how to fix it
By Nicola Appleton Last updated
Insufficient sleep pressure, blood sugar fluctuations and elevated cortisol levels are all behind my middle insomnia. Here's the doctor-approved strategies I'm using to manage my 3 a.m. wake ups.

6 last-chance Prime Day cooling sleep deals I'm snapping up ahead of the next heatwave
By Nicola Appleton Published
With a 'hotter than average' July on the horizon, here's everything I'm buying in the last day of Amazon's Prime Day sale for cooler sleep before these deals end.

I’m a sleep editor — here are the 5 Prime Day deals I’d buy to help my kids rest well at night
By Nicola Appleton Published
As a sleep editor and parent, I know how hard it is to get kids to sleep. These are the 5 top Prime Day deals I recommend to help your kids fall asleep fast tonight.

I tried the ‘invisible day method’ to stop waking up 3 a.m. and it worked — doctors explain why
By Nicola Appleton Published
Sleep doctors explain how taking an invisible day can help lower cortisol and reduce 3 a.m. wake ups for better rest.

I used to wake up at 3 a.m. because of a common TV habit — this doctor’s simple fix helped me finally sleep through
By Nicola Appleton Last updated
Two leading sleep doctors explain why going to bed late after getting 'second wind' of energy can contribute to waking up at 3 a.m. — and this common TV habit is one of the culprits.

I went from 5 to 7 hours sleep a night using the '7:1 rule' — but only after a doctor made this key change to my routine
By Nicola Appleton Published
I couldn’t stick to the 7:1 sleep rule until a doctor made this simple switch to my sleep routine. Since then, I finally feel like I’ve cracked the code to sleeping longer and better.

I was struggling to fall asleep, yet waking up at 3 a.m. — until an expert made this simple change to my routine
By Nicola Appleton Published
After taking these three steps to increasing my daily sleep pressure, I’ve noticed that I sleep better and for longer — here's why

I tried the '7:1 sleep rule' doctors rate as the best way to stop 3 a.m. wake-ups — here's why it works
By Nicola Appleton Published
I tried the '7:1 rule' doctors recommend to stop waking up at 3 a.m. — here’s what happened to my overnight sleep...

I get less than 6 hours sleep — doctors share 5 golden rules to help me get more sleep to boost my longevity and health
By Nicola Appleton Last updated
I regularly get less than six hours of sleep. Here, 5 sleep doctors share their advice for getting more sleep to protect my long term health, starting from tonight.

Early mornings left me feeling tired all the time but now I spring out of bed at 6 a.m. — here's how I did it
By Nicola Appleton Last updated
A simple change to my sleep routine helps me wake with energy before my alarm

The 4 types of mattress and how they actually affect your sleep comfort
By Nicola Appleton Published
We look at the four main types of mattresses, the pros and cons of each and how they affect your sleep comfort

‘I brought bed bugs home with me from holiday — here's everything I'm doing to get rid of them’
By Nicola Appleton Published
The 5 things I'm doing to get rid of bed bugs — and the 2 things next on my list

I had no idea that brushing my teeth right before bed was keeping me awake — a doctor explains why and what to do instead to fall asleep fast
By Nicola Appleton Last updated
Falling asleep on the couch but wide awake in bed? Fix that with this simple nighttime routine switch, say experts.

For months I was waking up exhausted — but these 5 easy sleep hacks now help me spring out of bed with bags of energy
By Nicola Appleton Published
I was tired all the time, but these easy sleep hacks are helping me wake up refreshed, energized and springing out of bed.

My cluttered bedroom was fuelling my 3 a.m wake ups — a board-certified sleep doctor explains why, plus 3 easy steps to breaking the cycle
By Nicola Appleton Published
A board-certified sleep doctor explains how clutter could be contributing to your nighttime anxiety, plus how to break the cycle of a messy bedroom when you're lacking motivation.

Allergist reveals 3 hidden dust traps that are secretly destroying your sleep quality and waking you up in th night
By Nicola Appleton Last updated
'It’s not just dust; it’s the microscopic critters living in it.' Dr. Stephanie Kayode reveals the overlooked spots triggering your 3 a.m. allergy symptoms

For months I’ve been waking up at 3 a.m. with anxiety — a doctor shared this trick to falling asleep in seconds and it's a game changer for my sleep
By Nicola Appleton Published
A sleep doctor shares his trick to falling back to sleep in seconds following 3 a.m. wake-ups — here’s what it is and how to try it tonight.
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