Athx is a structured fitness competition designed to test multiple aspects of physical performance within a fixed format. Unlike many fitness events that rely on constantly changing workouts, Athx uses a standardized structure that stays consistent across competitions.
This guide explains exactly what Athx is, how it works, and what the official 2026 workouts look like.
What Is Athx?
Athx is a 2.5 hour fitness competition made up of six distinct zones. Each zone focuses on a different aspect of performance and follows a set time structure.
The six zones are:
- Warm Up Zone
- Strength Zone
- Refuel Zone
- Endurance Zone
- Recovery Zone
- MetCon X Zone
Each zone is completed in sequence, creating a continuous competition experience.
The full event timing is structured as follows:
- Warm Up Zone: 30 minutes
- Strength Zone: 20 minutes
- Refuel Zone: 10 minutes
- Endurance Zone: 30 minutes
- Recovery Zone: 30 minutes
- MetCon X Zone: 30 minutes
This format is consistent across Athx competitions.
How Athx Competitions Work
Athx competitions are available in different categories and formats.
Competition Categories
Athletes can compete in:
- ATHX
- ATHX Pro
- ATHX Lite
Competition Formats
Athletes can enter as:
- Individuals
- Pairs
Pairs can compete in:
- Male pairs
- Female pairs
- Mixed pairs
Each category adjusts loads, distances, or movement standards to match the level of competition.
The 2026 Athx Workouts
The 2026 Athx season is built around three key performance tests:
- Strength
- Endurance
- MetCon X
Each test has a fixed structure and scoring system.
Strength Zone Workout
The Strength Zone is a 20 minute block divided into three lifting tests.
- 1rm strict press
- 3rm back squat
- 5rm deadlift
Structure
- 0 to 6 minutes: 1RM strict press
- 6 to 12 minutes: 3RM back squat
- 12 to 20 minutes: 5RM deadlift
Scoring
- Individuals: total weight lifted
- Pairs: combined total weight lifted
Movement Standards
Strict press:
- No dip or leg drive allowed
- No push press or jerk
- Movement must be completed with strict control
Back squat:
- Hip crease must pass below the top of the knee
- The third rep must be completed before re-racking
- Athlete must confirm completion before moving on
Deadlift:
- Conventional stance only
- Sumo deadlifts are not allowed
- Maximum pause of 5 seconds between reps
- If hands leave the bar after grounding, reps reset to zero
Equipment Rules
Allowed:
- Chalk
- Knee sleeves
- Elbow sleeves
- Belts
- Lifting shoes
- Wrist wraps
Not allowed:
- Lifting straps
- Hand grips
- Knee wraps
- Elbow wraps
- Supportive suits or briefs
Endurance Zone Workout
The Endurance Zone is a continuous effort combining running and rowing. The athletes have 22 minute to cover as much distance as possible.
Time Structure
The workout runs within the Endurance Zone, which is 30 minutes long. The workout itself is listed with a 22 minute time cap.
Teams Format
- Athlete A starts on the run
- Athlete B starts on the row
Swap distances:
- Lite: swap every 500 meter run
- ATHX: swap every 750 meter run
- Pro: swap every 1 kilometer run
Individual Format
- Athlete starts on the run
Swap distances:
- ATHX: swap every 750 meters
- Pro: swap every 1 kilometer
Scoring
- Score is total distance covered
MetCon X Workout
MetCon X is the final zone and combines multiple movements into a single continuous effort. Here are all the details for both the individual and teams workouts.
MetCon X Individual Workout
Time Cap: 25 minutes
Score: Time to complete
Workout
- SkiErg
- Men: 45 cal
- Women: 30 cal
- 30 single arm alternating ground to overhead
- Men: 20 kg
- Women: 12.5 kg
- Pro: 30 dual dumbbell
- Men: 22.5 kg
- Women: 15 kg
- 30 m sandbag carry
- Men: 50 kg
- Women: 30 kg
- Pro:
- Men: 70 kg
- Women: 40 kg
- 30 box jump overs
- Men: 24 inches
- Women: 20 inches
- Pro:
- Men: 30 inches
- Women: 24 inches
- 30 m dual dumbbell walking lunges
- Men: 20 kg
- Women: 12.5 kg
- Pro: dual front rack
- Men: 22.5 kg
- Women: 15 kg
- 30 m burpee broad jumps
- SkiErg
- Men: 45 cal
- Women: 30 cal
MetCon X Teams Workout
Time Cap: 25 minutes
Score: Time to complete
Workout
- 60 cal SkiErg
- 60 single arm alternating ground to overhead
- Men: 20 kg
- Women: 12.5 kg
- Lite: 30 reps
- Men: 15 kg
- Women: 7.5 kg
- Pro: 60 dual dumbbell
- Men: 22.5 kg
- Women: 15 kg
- 60 m sandbag carry
- Men: 50 kg
- Women: 30 kg
- Lite:
- Men: 40 kg
- Women: 20 kg
- Pro:
- Men: 70 kg
- Women: 40 kg
- 60 box jump overs
- Men: 24 inches
- Women: 20 inches
- Lite: 30 box step overs
- Pro:
- Men: 30 inches
- Women: 24 inches
- 60 m dual dumbbell walking lunges
- Men: 20 kg
- Women: 12.5 kg
- Lite: bodyweight
- Pro: dual front rack
- Men: 22.5 kg
- Women: 15 kg
- 60 m burpee broad jumps
- 60 cal SkiErg
Rules
- Reps can be split between athletes as desired
- Sandbag carry must be split evenly at 30 m each
Mixed Team Standards
- Use female box height for box jump overs
- Use female dumbbells for lunges
- Ground to overhead and sandbag carry use prescribed male and female weights
Refuel and Recovery Zones
Between major efforts, Athx includes dedicated recovery phases.
Refuel Zone
- 10 minutes
This allows athletes to eat, hydrate, and prepare for the next phase.
Recovery Zone
- 30 minutes
This provides a longer break before the final MetCon X.
Why the Structure Matters
Athx separates performance into clearly defined sections, with each zone targeting a specific type of effort. Strength is tested in isolation, endurance is assessed through a continuous format, and conditioning is challenged under fatigue in the MetCon X. This structured approach creates a consistent and clearly defined competition experience.
Strategy in Athx
Athx is not just about completing the workouts. Athletes must manage their effort across the entire event, balancing intensity and recovery over multiple zones. This includes controlling fatigue, using refuel periods effectively, maintaining a steady pace during the endurance section, and avoiding early burnout before reaching MetCon X.
Because the competition lasts around 2.5 hours, smart pacing and energy management play a critical role in overall performance.
What is the Difference Between Athx and HYROX?
Athx and HYROX are both hybrid fitness competitions, but they differ fundamentally in structure and how they test performance. HYROX is a continuous race format where athletes complete eight 1 kilometer runs, each followed by a workout station, with no real breaks from start to finish.
This creates a steady, endurance-driven effort where pacing and aerobic capacity are critical. In contrast, Athx is divided into six structured zones completed over approximately 2.5 hours, including strength, endurance, and conditioning sections, along with dedicated refuel and recovery periods. Instead of one continuous effort, Athx separates performance into distinct phases, allowing athletes to reset and perform each test with a different focus.
The physical demands also differ significantly. HYROX places a strong emphasis on endurance and running ability, with moderate loads that allow athletes to keep moving under fatigue. Athx, on the other hand, includes a dedicated strength test with heavy lifts such as strict press, squat, and deadlift, alongside an endurance workout and a final high intensity MetCon. As a result, HYROX tends to favor athletes with strong aerobic engines, while Athx rewards more well rounded fitness across strength, endurance, and conditioning.
What is the Difference Between Athx and CrossFit?
Athx and CrossFit differ mainly in structure and consistency. CrossFit is built around constantly varied workouts, meaning exercises, formats, and time domains change frequently, especially in competitions. This unpredictability tests broad fitness but makes direct comparisons between athletes more difficult. Athx, in contrast, uses a fixed and standardized format. Every athlete completes the same sequence of zones, including a defined strength test, endurance workout, and MetCon. This consistency allows for clearer benchmarking and makes performance easier to compare across events.
The type of fitness each one emphasizes is also different. CrossFit often includes complex movements such as Olympic lifts and gymnastics, requiring high levels of technical skill alongside strength and conditioning. Athx removes most technical complexity and focuses on fundamental movements like pressing, squatting, carrying, and machine work.
It also separates strength, endurance, and conditioning into distinct phases rather than mixing them together. As a result, CrossFit rewards adaptability and technical proficiency, while Athx prioritizes measurable performance across clearly defined tests.
Key Takeaways
| Aspect | Key Takeaway |
|---|---|
| What is Athx | Structured 2.5 hour fitness competition across six zones |
| Zones | Warm Up, Strength, Refuel, Endurance, Recovery, MetCon X |
| Strength Test | 1RM strict press, 3RM squat, 5RM deadlift |
| Endurance Test | Alternating run and row for max distance |
| MetCon X | Functional workout with 25 minute time cap |
| Scoring | Total weight, distance, and time |
| Formats | Individual and pairs |
| Categories | Lite, ATHX, Pro |
| Unique Feature | Fixed structure with built in recovery |
| Key Challenge | Managing effort across multiple phases |
