Rachel Boswell
Senior Content Writer
Rachel is Runner's World UK's Senior Content Writer, covering all running-related topics from training advice and gear reviews to race reports and elite runner profiles. Formerly a Website Content Editor and Content Manager at London Marathon Events and The Running Channel respectively, Rachel is well-versed in the running scene and understands what it takes to put on some of the biggest running events in the world. A 2:50 marathoner, she would much rather run 26.2 miles than race a 5K and has currently completed 11 marathons, including five of the six Abbott World Marathon Majors in a sub-3 time. She now hopes to run the Tokyo Marathon to complete the set and become a Six Star Finisher.
5 hip extension exercises to ramp up your running pace
Add these simple moves to your strength workouts to build your posterior chain, elevate your power and run faster at the same effort
Strava is suing Garmin and demanding they stop making watches – this is what it means for runners
Runners World UK
VO2 max or lactate threshold? This is what runners should really prioritise in training
Both metrics are important – but one of them is better at determining your running performance over long distances
Stronger together: Meet the women cultivating a thriving female community in running
From club runners to elites, the power of connection is uplifting women to achieve even greater things in our sport
This is the minimum amount of strength training that you need to do to see results
Do you want to build muscle or focus on running endurance and longevity? The results that you get depend on the work that you put in
14 easy exercises to reduce hip pain and make you a stronger, faster runner
Runners World UK
The Runner's World Shoe Awards: Autumn/Winter 2025
It was an exceptionally warm day in the German capital on Sunday 21 September
Elsey Davis is running 400 miles around Cornwall for Alzheimer’s – and for her mum
The British trail runner will cover over double the elevation of Everest while pursuing the fastest known time around the county
Running multiple marathons could negatively impact your mental health
According to a new study, taking on 26.2 miles too often can cause more harm than good
Pre-race vitamin D could do wonders for ultrarunners’ bone health, according to science
For the sake of your skeleton, don’t skimp on this essential nutrient if you like to run very far
How to progress from a 10K to a half marathon
Thinking of doubling your distance (then adding a little bit more)? Here’s how to make the move from the 10K to the half marathon
This is the best time of day to eat breakfast, according to new research
As science shows, early birds get the (longevity) worm
Harry Styles breaks three hours at the 2025 Berlin Marathon
It was an exceptionally warm day in the German capital on Sunday 21 September
Here are the results from the 2025 Berlin Marathon
Runners World UK
These are the world’s fastest marathon runners
Health & Injuries
A runner’s guide to the 2025 Berlin Marathon
Boasting an ultra-quick course in a cool city, the Berlin Marathon is a must-do marathon for many – so here’s what you need to know about this renowned road race
Jake Wightman wins Britain’s first 2025 World Athletics Championships medal in the 1500m
The Brit narrowly missed a second 1500m world title, while countryman Josh Kerr fell short with an injury
Does running increase muscle mass? This is what you need to know
It’s no secret that running builds endurance – but here’s how it can help to change your body composition, too
At 43, this marathon runner has just competed in his 18th global championship
Ser-Od Bat-Ochir of Mongolia ran 2:30:09 for 65th place in the men’s marathon at the 2025 World Athletics Championships in Tokyo
The fastest athletes and shoes at the 2025 World Athletics Championships marathons
The top performers in Tokyo wore Adidas, Puma, Asics and more – but Nike was left off the podium
Usain Bolt could have run 100m in 9.42 seconds in super spikes, according to new research
Bolt set his 100m world record 16 years ago at the 2009 World Athletics Championships in Berlin – and if he was wearing today’s cutting-edge footwear at the time, it might have been even faster
How to prevent and treat chafing caused by running
Frustrated by irritating rubs in all the wrong places – thighs, armpits, even nipples? Here’s how to prevent chafing and stop friction from ruining your run.
The 6 best compression boots to aid recovery, tested by marathon runners
These recovery boots are designed to keep your legs feeling fresh as your miles ramp up
World Athletics Championships 2025: Who, what and when to watch
Tokyo will transform into an epicentre for world-class athletics this September – and these are the athletes and events that you really can’t miss
How to treat and prevent bruised toenails
Bruised toenails are a common complaint among runners – so how do you avoid and heal them? This guide to the problem hits the nail on the head
How to improve your VO2 max
Your VO2 max is a key indicator of your cardiovascular health – and working on it could do wonders for both your running performance and overall health
10 long run variations to enhance your workouts
Here’s how to add interest and intensity to your longest run of the week – and get fitter in the process
Grab these freebies with your 2025 Great North Run medal
Running the 13.1 miles from Newcastle to South Shields this year? Here are the things that you can get for free after you cross the finish line
What you drink after a run can influence your recovery, according to science
Choose your post-run beverage wisely, because a recent study has found that it could impact the way that your body recovers from the effort
A runner’s and spectator’s guide to the 2025 Great North Run
This year, the iconic half marathon will return to the streets of the North East on Sunday 7 September
Strava data reveals the top running habits and achievements of 2025 so far
The platform has unlocked some mid-year statistics to show how runners worldwide are tracking toward their 2025 fitness goals – and, of course, what shoes they’re wearing
A beginner’s guide to interval training
High-intensity interval training can make you fitter and faster – and it’s a lot simpler than you might think