Diana Kelly Levey
Diana is an experienced journalist and editor who covers health and wellbeing, creating content for a range of leading brands including Real Simple, People, Good Housekeeping, Headspace, and WebMD. For Tom’s Guide, Diana focuses on sleep health, mattresses, and fitness equipment. Diana has reviewed mattresses from top bed brands including Saatva and Tempur-Pedic, writing helpful guides full of her top tips on how to buy the right mattress and how to keep your bed clean. Recently, Diana’s focus has turned to sleep health, where she talks with GPs, neuroscientists and chiropractors to explore subjects like insomnia and sleep talking.
Latest articles by Diana Kelly Levey

By Diana Kelly Levey Published
The Military Sleep Method is popular and effective, but this alternative can help you sleep better from tonight.

By Diana Kelly Levey Published
We ask the experts why we grind our teeth in the night, the common symptoms of bruxism and how to stop.

By Diana Kelly Levey Published
This hormone sometimes gets a bad rap, but cortisol can improve your sleep. We asked the experts how.

By Diana Kelly Levey Published
A sleep expert explains what happens during light sleep, why it's important and how much you need

By Diana Kelly Levey Last updated
Insomnia is a serious sleep disorder that can impact every aspect of your life. Here, sleep experts share tips for how you can avoid it and stop it from returning.

By Diana Kelly Levey Published
Here’s exactly what to do if you want to go to sleep earlier tonight and make it a habit.

By Diana Kelly Levey Published
Good sleep can regulate hunger, boost energy and help you break through weight loss plateaus. Here’s how, according to the experts.

By Diana Kelly Levey Published
Keeping your partner up at night by talking in your sleep? Here a Harvard doctor explains why it happens and how to stop.

By Diana Kelly Levey Published
Sleeping on your stomach could cause chronic injury to your spine and neck, says a chiropractor — here's why, plus how to stop.

By Diana Kelly Levey Last updated
This no-frills, sturdy bike does the job and provides a good workout for the motivated indoor cyclist on a budget.

By Diana Kelly Levey Published
Find out if I’d recommend these liquidless detergent cleaning products and whether they make laundry any easier.

By Diana Kelly Levey Published
If you enjoy baking, here are space-saving ways to store large baking sheets for an organized kitchen.

By Diana Kelly Levey Published
Professional cleaners offer suggestions on how to optimize the time you’re getting your home cleaned.

By Diana Kelly Levey Published
With back-to-school nearing for many children and teens, you might be wondering whether you should buy them a phone. Experts shared their knowledge on some best practices for this.

By Cynthia Lawrence, Diana Kelly Levey Last updated
Need a new mattress? With so many online mattresses it can be tough to decide which to get into bed with. Here are five tips for buying a mattress online.

By Diana Kelly Levey Last updated
Here are some answers to all your questions about Purple, its proprietary cushioning technology, and what to expect from a Purple mattress.
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