Sarah Finley
Wellness Editor, GHI
Sarah is our wellness expert, specialising in expert-tested reviews and roundups on the latest health and fitness products. She can be regularly found on a yoga mat or training for a run, so she knows what to look for when it comes to the best yoga leggings, hydration vests or running trainers. From fitness trackers to the best supplements, she also has extensive experience writing about the latest products and writing detailed honest reviews.
Prior to joining the GHI, Sarah was a freelance journalist for 10 years, specialising in health, fitness and travel for national newspapers and magazine. During her time at Women’s Health, she interviewed celebrities about their fitness routines, for the Telegraph she investigated the health risks of Lime Bikes and visited Thailand to look at the trend of longevity travel - while for the London Standard she wrote about topics including AI powered PTs and smart ice baths.
When she isn’t testing out the latest smart watches, lifting weights at the gym, or hopping on a flight, Sarah can be found running around South London or devouring the latest trending TV show.

The best weighted blankets, updated with early Black Friday deals
We’ve found the ones that are worth their weight

Oodie's early Black Friday 2026 sale has started - get 45% off our top-rated weighted blanket
It scored 98/100 in the Good Housekeeping Institute tests!

The Simba mattress Black Friday 2026 sale is now LIVE
Snap up great deals on mattresses and bedding

Vibration plates are back: ‘It boosted my strength and improved my balance in four weeks'
The fitness fad from the noughties is back again, but with research-backed benefits

The best creatine supplements to support brain health and boost strength, approved by nutritionists
It’s not just for hardcore athletes and bulky bodybuilders

The 14 best treadmills for indoor walking and running, tested
Starting from £175 👀

The best dumbbells for building strength at home, tested by fitness pros
No expensive gym membership required

The best waterproof jackets that look good and are guaranteed to keep you dry, tested by the GH team
‘It's one of the most useful coats I've ever had'

18 best electrolytes to keep you hydrated, approved by nutritionists
Replenish your stores after exercise or a boozy night out with our tried and tested picks

The best massage guns for soothing aches and pains in 2026
We spent hours testing the best devices, from Homedics and Therabody

11 best electric diffusers for achieving spa-like bliss at home, tried and tested
And relax...

'I tried supplement stacking and this is why it’s the best way to take your supplements’
Experts explain the trend and why it's a great way to personalise your vitamins

‘I wear activewear every single day and this is the under-the-radar legging brand I always come back to’
BAM is our wellness editor’s go-to for everything from buttery-soft leggings to waterproof coats – and it’s all 20% off now!

13 best greens powders for 2026, rated by nutritionists
Is it worth incorporating super greens into your routine? The experts weigh in...

11 best pelvic floor trainers, tested by a panel of over 50 women
Plus everything you need to know about Kegel exercises

14 best changing robes to buy in 2026, tested by wild swimmers and walkers
Our top picks are snuggly and stylish – for wild swimming, dog walks or trips to the shop
15 best fitness trackers for 2026, tried and tested
Hit your health goals with our top-rated fitness watches

12 best bathroom scales to track your health in 2026, tried and tested
Our top picks for monitoring all your body metrics

The best bras for comfort and fit, according to over 100 women (and no, it's not M&S)
We tested all the leading brands, including Stripe & Stare, Freya, Next, Skims, M&S and more

The best period swimwear for leak-proof dips, tried and tested
There’s no need to throw in the towel with our top picks

'I love being in bed': Gemma Atkinson on her early bedtime and why she wears blue light blocking glasses
The radio presenter also reveals why strength training and avoiding alcohol are key to a good night's sleep

This balance board gives you stronger ankles and better posture in five minutes a day – for under £20
It can also strengthen your core and help prevent injuries

The best earplugs and headphones for a peaceful night’s sleep, tried and tested
Our top picks will help you snooze through the night

12 best yoga leggings and pants, tried and tested by a panel of yogis
Savasana in style with our expert-approved picks

The best shapewear for every body that's affordable, sculpting and comfortable
These bodysuits, shorts and underwear are flattering and comfortable.

The breathable £12 knickers that will keep you sweat-free and comfortable in the endless heatwave
Tried and tested by our GHI panel

The best cross trainers and ellipticals for home workouts in 2026, tested by experts
Starting from under £200

Loop Earplugs review: ‘Why I swear by Loop earplugs for work, sleep and travel’
Affordable, stylish and effective, the viral earplugs earned the GHI stamp of approval

The best pillow sprays that helped testers sleep more deeply and fall asleep faster
The sprays and mists that make climbing into bed feel like checking into a luxury hotel

Oura Ring 5 is the world's smallest wellness tracker and it's even clever enough to track housework
It scored an impressive 94/100 in our GHI testing

The best women’s underwear on the high street, according to over 100 panellists (and it's not M&S!)
We tested Stripe & Stare, Spanx, Next and more

The best running shorts for summer from £28, tested in the heat by GH runners
From cycling to split shorts – and yes, they have pockets