Lee Valley
+2 more dates- Solos
- Pairs
Running meets functional strength. Tough, social and seriously fun: take on the original Track Race, or find your challenge in a Gym Race.
See how it works Already raced? Find your resultsOfficial entry Solo, pairs & relay First-timers welcome
A reason to train.
A start line to aim for.
A finish to make yours.
UPCOMING TRACK RACES
Find Track Race dates across the coming year, in the UK and worldwide.
Explore all racesUK dates for the coming year
Book opens the race’s official entry page in a new tab: its divisions, price and entry terms are there.
01 - WHAT IS DEADLY DOZEN?
In the original Track Race, you alternate twelve 400-metre runs - the Journeys - with twelve functional exercise stations - the Labours. Run, carry, lift and keep moving towards the finish.
Race alone, share the Labours in Pairs, or take turns as a Relay team. Check the format guide for weights, movements and division rules.
Compare formats & LaboursOne lap. Find your pace.
Complete the prescribed exercise.
Every Journey followed by a Labour.
02 - TRACK & GYM
Choose the track or an affiliate gym. Each event lists its available formats and divisions.

THE ORIGINAL DEADLY DOZENRun between exercise stations on the track. Choose the original twelve-round race or explore other Track formats.
Book a Track Race
INSIDE THE AFFILIATE GYMDiscover indoor ERG, strength and fitness tests hosted by the Deadly Dozen gym community.
Find a Gym RaceFind the right challenge. Compare distances, exercises and divisions before choosing your event.
View format details03 - RACE DAY
Twelve rounds is tough, and that is half the fun. Race with friends, make new ones on the start line and finish with a story to tell.
Share the Labours with a partner, or take turns in a relay team.
Jog it, run it or sprint it. Every finish counts the same.
Friends and family can cheer you round, lap after lap.
ALREADY RACED? THIS IS FOR YOU.
Find your result, reveal your achievement cards and create a stats card to share.
leaderboard.deadlydozen.com See how it works04 - DEADLY DOZEN WORLDWIDE
Athletes and affiliate gyms across 44 countries, connected by a shared training methodology and one unmistakable Mori.
Explore the global network5 races in 2024. 293 in the last 12 months.
England
Scotland
Wales
Ireland
USA
Canada
Mexico
Puerto Rico
Colombia
Dominican Republic
Brazil
Sweden
Germany
Austria
Switzerland
Malta
France
Belgium
Netherlands
Luxembourg
Spain
Italy
Portugal
UAE
Saudi Arabia
Qatar
South Africa
Kenya
Mauritius
Namibia
Zimbabwe
Australia
New Zealand
Malaysia
Thailand
Singapore
Indonesia
Hong Kong
Armenia
Aruba
Bonaire
Curaçao
Sint Maarten
IndiaFind event locations and dates in the race finder.
Browse Track RacesIN THE PRESS
“Every country on the planet has an athletics track. They're built for mass participation in sport.”
Jason Curtis, founder and CEO, in The Athletic (The New York Times), 7 Oct 2026
05 - THE WORLD CHAMPIONSHIP
See how official Track Race results count towards World Championship qualification, and what it takes to compete.
How to qualify06 - TRAINING & COACHING
Start with the free training plan or the official manual, join coached sessions at the Institute, or develop your coaching skills through the Academy.
FOR YOUR OWN TRAINING
Start with the free six-week plan for your first race, then go deeper with the official Deadly Dozen training manual.
An introduction to fitness racing: a fixed competitive test where endurance, strength and resilience meet, explained for first-time racers.
A practical framework for balancing strength, endurance, skill and recovery across a complete fitness racing programme.
Turn ambition into useful training decisions with goals that are specific, measurable and connected to race-day performance.