Jessica has been a fitness writer at Tom’s Guide since 2023, bringing three years of experience writing about health, fitness, and the great outdoors. Her passion for exercise began during her childhood, where she spent weekends hiking and competing in local athletics club events. After earning a master’s degree in journalism from Cardiff University, Jessica found the perfect way to combine her love of storytelling and fitness into a career.
Jessica is passionate about testing fitness gear and tech, using her reviews to help readers make informed buying decisions. She ran her first marathon in April 2024, finishing it in 3 hours and 48 minutes. Through her training, she’s developed a deep understanding of what it takes to grow as a runner, from effective workouts and recovery techniques to selecting the right gear for every challenge.
When she’s not at her desk, Jessica enjoys spending time in the kitchen crafting new recipes, braving cold water swims and hiking.
Latest articles by Jessica Downey

By Jessica Downey Published
A 12-year study published in the Journal of Strength and Conditioning Research suggests one simple workout habit could help you live a longer, healthier life.

By Jessica Downey Published
This 5 move, 30 move ab and core workout is perfect for building strength and definition without the need for any equipment. Let's go!

By Jessica Downey Published
Discover expert-backed tips to boost your energy during your period, from sleep and hydration to gentle exercise and nutrition.

By Jessica Downey Published
Thinking of using the Galaxy Ring for cycle tracking? Here's what you need to know — and what a fertility expert thinks.

By Jessica Downey Published
These waterproof hiking boots claim to be trail-ready in all conditions. After muddy climbs and rainy descents, I’ve got thoughts.

By Jessica Downey Last updated
Want to build a stronger lower body in just 10 minutes? Here's a no-equipment Pilates-inspired leg workout from trainer Lily Sabri.

By Jessica Downey Published
Strengthen and sculpt your core off the mat and on your feet in just 10 minutes.

By Jessica Downey Published
This dumbbell workout uses supersets to build strength and definition in your abs and upper body. Fancy giving it a go?

By Jessica Downey Published
Whether it’s your first 26.2 or your tenth, this marathon packing list has all the essentials to keep you focused, fueled, and finish-line ready.

By Jessica Downey Published
From elite advice to official guidance, here’s how runners can handle the heat at the London Marathon.

By Jessica Downey Published
These nine equipment-free moves are designed to unlock tight hips and build strength in the lower body.

By Jessica Downey Published
The new Performance Predictions tool in Strava analyzes over 100 data points from your recent runs to forecast race times. We break down how it works and who can access it.

By Jessica Downey Published
I tried the elephant walk and discovered just how stiff my hamstrings really are.

By Jessica Downey Published
What is kefir and why is it linked to gut health? We tested it out for a month to see what benefits it has, if any.

By Jessica Downey Published
This no-mat workout is fast, effective, and surprisingly fun.

By Jessica Downey Published
Build a stronger lower body anywhere with this simple five-move bodyweight routine.

By Jessica Downey Published
From keyboard to finish line — how ChatGPT shaped my half-marathon strategy.

By Jessica Downey Published
Can you manifest your way to marathon success? I attended a guided marathon manifestation and meditation class to find out.

By Jessica Downey Published
Set aside a small portion of your day to tackle this metabolism and strength boosting kettlebell workout.

By Jessica Downey Published
I put the On Performance Flex Bra through its paces during marathon training — here’s how it held up.

By Jessica Downey Published
This core workout involves just four moves, but with dumbbells and minimal rest, it delivers a serious burn and maximum results.

By Jessica Downey Published
No gym or Pilates studio needed. Just 35 minutes, light dumbbells, and your self for a full-body workout at home.

By Jessica Downey Published
This workout skips bulky gym equipment and uses just a chair and a resistance band to build stronger legs.
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