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| Meta Title | Use The 3:1 HIIT Method To Achieve a True High-Intensity Burn and Build Ferocious Fitness |
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| Boilerpipe Text | Terms like HIIT, HIT,
Tabata
and
intervals
have become so pervasive in our
workout vocabulary
that we donât often stop to think about what they actually mean. Even experienced coaches and PTs are guilty of using them as shorthand for any sort of circuit training, or
workout
that combines a variety of hard efforts and short rest periods.
But
true
high intensity â the type of intensity
the research
is talking about, that lets people make bold claims about the efficacy of HIIT training for everything from fat-burning to metabolism-boosting â doesnât come easy. In fact, itâs near impossible to hit that sort of science-backed intensity with 30 seconds of sit-ups and planks; even the dreaded burpee can struggle to get us there.
So how do we ensure weâre getting a
real
high intensity workout, in the absence of heart-rate monitors, VO2 max measurements or a fully stocked sports science lab? Simpleâ
we rest more.
It might sound counterintuitive, but the type of training intensity necessary to unlock research-based promises such as
âbody composition and aerobic capacity results in half the timeâ
, you need to bit hitting it hard, and in order to repeat that sort of eye-watering intensity in successive bouts, you need to be resting just as hard.
The 3:1 method is a simple and reliable way to ensure that youâre taking an adequate amount of recovery between high intensity efforts, so that you donât fall prey to fatigue, resulting in lacklustre efforts and landing in a halfway house of hard, but ineffective interval sessions.
Vodcast with George Heaton
Men's Health UK
LIVE
Current Time Â
0:00
Total Duration Â
30:00
How Do I Perform The 3:1 HIIT Method?
The 3:1 method entails taking 3 parts rest to every 1 part of high intensity exertion. Put simply, if you work at the hardest possible pace you can maintain for 10 seconds, youâd need to then recover for 30 seconds before your next round. Done 1 minute of solid, hard graft? Rest for 3. Itâs really that simple. This ensure youâre recovered enough between each bout to execute the next one hard enough to achieve a true high intensity stimulus.
Simple on paper, but definitely not easy. You need to be hitting those work efforts hard. Think flat out, maximum effort, you couldnât do another 10 seconds if youâre life depended on it.
What Exercises Should I Perform With The 3:1 HIIT Method?
Often circuit training and modalities like CrossFit will see you using a combination of dumbbells, bodyweight movements and barbells, but each of these has their drawbacks when it comes to high-intensity training. Namely, that your muscles or form tend to give out before your cardiovascular and respiratory system have even got going, or the work is too localised to individual muscle groups. To optimally hit a high-intensity stimulus you need to use movements that are light, full-body, cyclical, and sufficiently low-skill that you can simply work like a dog without worrying about injury. Some perfect examples are the rowing machine, ski-erg, air bike, hill sprints or running, and stationary bikes.
Simply pick a machine, and aim for a maximum, all-out effort until you feel the intensity dropping off. Clock your time, and rest for 3 times this number after each bout.
One sure fire way to guarantee your intensity levels are high enough is to pick a metric on your machine such as wattage or RPM, push yourself as hard as possible to hit a number you canât push pass, then hold that pace until your power drops by 10-20%, at which point you discontinue the effort and rest.
How many rounds you perform is largely up to personal preference and your training goals. But itâs unlikely that youâll be able to maintain a
true
HIIT session for much longer than 15-20 minutes, and much more than that will be difficult to recover from. If you notice your energy levels dropping off throughout the session and you can no longer get to within 10-20% of your initial intensity output, call it a day.
How Often Should I Perform The 3:1 Method?
This will again depend largely on your goals. If youâre using HIIT training in addition to your gym-based muscle-building efforts or endurance training, then 1-2 session per week could be plenty, and even one tough (
really
tough) session per week could be enough to see improvements in fitness, performance, metabolism and health markers. Much more is likely to lead to under recovery, and could even have an adverse effect on your fitness goals by causing you to be more sedentary outside of your gym sessions.
Although current research is limited and doesnât take into account many considerations such as the variety of HIIT protocols available, additional training sessions you may be performing and other lifestyle factors.
A recent study
recommended that we should limit our exposure to HIIT sessions that are above 90% if maximum heart rate to a total of 30-40 minutes per week, while balancing them with other, lower-intensity efforts. This was a small study with possible conflicts so further research is necessary, however it does act as a good rule of thumb.
Example Workout Using The 3:1 Method
After a thorough warm-up, set yourself up on a rowing machine with the screen displaying your 500m pace (0.00/500m). Row at an all-out maximum intensity, aiming to hit the fastest pace possible for this metric. Keep trying to push to a lower number, and if you lose any power, try to push back up to where you were. Once your output drops off by more than 10% and you canât get it back up, stop your effort. Note your time, and rest for 3 x more. For example, if you were pulling at a maximum effort for 22 seconds, youâll now rest for 66 seconds. Note the distance you covered in this time. After your rest, repeat this protocol, again resting on a 3:1 ratio.
Carry on in this fashion for a total of 15 minutes. At the 15-minute mark, note the total distance youâve covered, across all efforts, in this time.
Your goal in subsequent sessions is to repeat the same protocol, aiming to cover more total distance in the same time, pushing for increases in fitness and performance.
Rowing Machine (or cardio machine of your choice) x maximum effort
Hearst Owned
Push hard away from the flywheel with your legs (
A
). Keep your arms straight until your legs are extended, then pull the handle hard into your chest (
B
). Reverse the movement. This is a maximum effort, so pull each stroke as hard as you can to drive that power up.
More High Intensity Workouts and Muscle Building Plans
4 Minute Fitness With Our True Tabata Workout
This Hybrid Bodyweight Workout Promises a Bonus Sleeve Splitting Arm Pump
The Men's Health Dumbbell Club â Your New Weekly Workout Plan
Hybrid Training: Can You Run Far and Lift Heavy Without Eroding Your Gains?
With almost 18 years in the health and fitness space as a personal trainer, nutritionist, breath coach and writer, Andrew has spent nearly half of his life exploring how to help people improve their bodies and minds. Â Â Â
As our fitness editor he prides himself on keeping Menâs Health at the forefront of reliable, relatable and credible fitness information, whether thatâs through writing and testing thousands of workouts each year, taking deep dives into the science behind muscle building and fat loss or exploring the psychology of performance and recovery. Â Â
Whilst constantly updating his knowledge base with seminars and courses, Andrew is a lover of the practical as much as the theory and regularly puts his training to the test tackling everything from Crossfit and strongman competitions, to ultra marathons, to multiple 24 hour workout stints and (extremely unofficial) world record attempts. Â Â
 You can find Andrew on Instagram at @theandrew.tracey, or simply hold up a sign for âfree pizzaâ and wait for him to appear.
Read full bio |
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1. [Workouts](https://www.menshealth.com/uk/workouts/)
2. [Use The 3:1 HIIT Method To Achieve a True High-Intensity Burn and Build Ferocious Fitness](https://www.menshealth.com/uk/workouts/a61374815/high-intensity-training-method/)
# Use The 3:1 HIIT Method To Achieve a True High-Intensity Burn and Build Ferocious Fitness
Scrap the jumping jacks and endless crunches and listen to the science for real high-intensity gains
By [Andrew Tracey](https://www.menshealth.com/uk/author/232959/andrew-tracey/ "Andrew Tracey")
Published: 26 June 2024

David Venni
Terms like HIIT, HIT, [Tabata](https://www.menshealth.com/uk/workouts/a41909077/tabata-airbike-workout/) and [intervals](https://www.menshealth.com/uk/workouts/a45847562/functional-interval-session/) have become so pervasive in our [workout vocabulary](https://www.menshealth.com/uk/mhsquad/big-reads-membership/a42787262/fitness-glossary-jargon-defined/) that we donât often stop to think about what they actually mean. Even experienced coaches and PTs are guilty of using them as shorthand for any sort of circuit training, or [workout](https://www.menshealth.com/uk/workouts/) that combines a variety of hard efforts and short rest periods.
But *true* high intensity â the type of intensity [the research](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8294064/) is talking about, that lets people make bold claims about the efficacy of HIIT training for everything from fat-burning to metabolism-boosting â doesnât come easy. In fact, itâs near impossible to hit that sort of science-backed intensity with 30 seconds of sit-ups and planks; even the dreaded burpee can struggle to get us there.
So how do we ensure weâre getting a *real* high intensity workout, in the absence of heart-rate monitors, VO2 max measurements or a fully stocked sports science lab? Simpleâ *we rest more.*
It might sound counterintuitive, but the type of training intensity necessary to unlock research-based promises such as [âbody composition and aerobic capacity results in half the timeâ](https://www.unm.edu/~lkravitz/Article%20folder/HIITfastloss.html#:~:text=Study%20results%20indicate%20that%20HIIT,HIIT%20is%20a%20big%20hit!), you need to bit hitting it hard, and in order to repeat that sort of eye-watering intensity in successive bouts, you need to be resting just as hard.
The 3:1 method is a simple and reliable way to ensure that youâre taking an adequate amount of recovery between high intensity efforts, so that you donât fall prey to fatigue, resulting in lacklustre efforts and landing in a halfway house of hard, but ineffective interval sessions.


Vodcast with George Heaton
Men's Health UK



LIVE

Current Time 0:00
Total Duration 30:00

- Captions Off

Watch: [Vodcast with George Heaton]()
â
## **How Do I Perform The 3:1 HIIT Method?**
The 3:1 method entails taking 3 parts rest to every 1 part of high intensity exertion. Put simply, if you work at the hardest possible pace you can maintain for 10 seconds, youâd need to then recover for 30 seconds before your next round. Done 1 minute of solid, hard graft? Rest for 3. Itâs really that simple. This ensure youâre recovered enough between each bout to execute the next one hard enough to achieve a true high intensity stimulus.
## What to read next
Simple on paper, but definitely not easy. You need to be hitting those work efforts hard. Think flat out, maximum effort, you couldnât do another 10 seconds if youâre life depended on it.
## **What Exercises Should I Perform With The 3:1 HIIT Method?**
Often circuit training and modalities like CrossFit will see you using a combination of dumbbells, bodyweight movements and barbells, but each of these has their drawbacks when it comes to high-intensity training. Namely, that your muscles or form tend to give out before your cardiovascular and respiratory system have even got going, or the work is too localised to individual muscle groups. To optimally hit a high-intensity stimulus you need to use movements that are light, full-body, cyclical, and sufficiently low-skill that you can simply work like a dog without worrying about injury. Some perfect examples are the rowing machine, ski-erg, air bike, hill sprints or running, and stationary bikes.
Simply pick a machine, and aim for a maximum, all-out effort until you feel the intensity dropping off. Clock your time, and rest for 3 times this number after each bout.
One sure fire way to guarantee your intensity levels are high enough is to pick a metric on your machine such as wattage or RPM, push yourself as hard as possible to hit a number you canât push pass, then hold that pace until your power drops by 10-20%, at which point you discontinue the effort and rest.
How many rounds you perform is largely up to personal preference and your training goals. But itâs unlikely that youâll be able to maintain a *true* HIIT session for much longer than 15-20 minutes, and much more than that will be difficult to recover from. If you notice your energy levels dropping off throughout the session and you can no longer get to within 10-20% of your initial intensity output, call it a day.
## **How Often Should I Perform The 3:1 Method?**
This will again depend largely on your goals. If youâre using HIIT training in addition to your gym-based muscle-building efforts or endurance training, then 1-2 session per week could be plenty, and even one tough (*really* tough) session per week could be enough to see improvements in fitness, performance, metabolism and health markers. Much more is likely to lead to under recovery, and could even have an adverse effect on your fitness goals by causing you to be more sedentary outside of your gym sessions.
Although current research is limited and doesnât take into account many considerations such as the variety of HIIT protocols available, additional training sessions you may be performing and other lifestyle factors. [A recent study]() recommended that we should limit our exposure to HIIT sessions that are above 90% if maximum heart rate to a total of 30-40 minutes per week, while balancing them with other, lower-intensity efforts. This was a small study with possible conflicts so further research is necessary, however it does act as a good rule of thumb.
## **Example Workout Using The 3:1 Method**
After a thorough warm-up, set yourself up on a rowing machine with the screen displaying your 500m pace (0.00/500m). Row at an all-out maximum intensity, aiming to hit the fastest pace possible for this metric. Keep trying to push to a lower number, and if you lose any power, try to push back up to where you were. Once your output drops off by more than 10% and you canât get it back up, stop your effort. Note your time, and rest for 3 x more. For example, if you were pulling at a maximum effort for 22 seconds, youâll now rest for 66 seconds. Note the distance you covered in this time. After your rest, repeat this protocol, again resting on a 3:1 ratio.
Carry on in this fashion for a total of 15 minutes. At the 15-minute mark, note the total distance youâve covered, across all efforts, in this time.
Your goal in subsequent sessions is to repeat the same protocol, aiming to cover more total distance in the same time, pushing for increases in fitness and performance.
## **Rowing Machine (or cardio machine of your choice) x maximum effort**

Hearst Owned
Push hard away from the flywheel with your legs (**A**). Keep your arms straight until your legs are extended, then pull the handle hard into your chest (**B**). Reverse the movement. This is a maximum effort, so pull each stroke as hard as you can to drive that power up.
***
## More High Intensity Workouts and Muscle Building Plans
## [4 Minute Fitness With Our True Tabata Workout](https://www.menshealth.com/uk/workouts/a41909077/tabata-airbike-workout/)
## [This Hybrid Bodyweight Workout Promises a Bonus Sleeve Splitting Arm Pump](https://www.menshealth.com/uk/workouts/a61153528/hybrid-bodyweight-workout/)
## [The Men's Health Dumbbell Club â Your New Weekly Workout Plan](https://www.menshealth.com/uk/workouts/a44128805/dumbbell-workout-plan/)
## [Hybrid Training: Can You Run Far and Lift Heavy Without Eroding Your Gains?](https://www.menshealth.com/uk/fitness/a46798657/hybrid-training/)

[Andrew Tracey](https://www.menshealth.com/uk/author/232959/andrew-tracey/)
With almost 18 years in the health and fitness space as a personal trainer, nutritionist, breath coach and writer, Andrew has spent nearly half of his life exploring how to help people improve their bodies and minds.
As our fitness editor he prides himself on keeping Menâs Health at the forefront of reliable, relatable and credible fitness information, whether thatâs through writing and testing thousands of workouts each year, taking deep dives into the science behind muscle building and fat loss or exploring the psychology of performance and recovery.
Whilst constantly updating his knowledge base with seminars and courses, Andrew is a lover of the practical as much as the theory and regularly puts his training to the test tackling everything from Crossfit and strongman competitions, to ultra marathons, to multiple 24 hour workout stints and (extremely unofficial) world record attempts.
You can find Andrew on Instagram at @theandrew.tracey, or simply hold up a sign for âfree pizzaâ and wait for him to appear.
[Read full bio](https://www.menshealth.com/uk/author/232959/andrew-tracey/)
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[This 7-7-7 Kettlebell Workout Is a Full-Body Test](https://www.menshealth.com/uk/workouts/a70859949/7-7-7-kettlebell-workout/)
[This 400m Lunge and Run Challenge Tests Everything](https://www.menshealth.com/uk/workouts/a70842141/400m-lunge-challenge/)
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[Tackle Ronnie Coleman's Legendary Leg Day Finisher](https://www.menshealth.com/uk/workouts/a70819216/ronnie-coleman-lunge-finisher/)
[5 Ways to Turn a Simple Walk Into a Proper Workout](https://www.menshealth.com/uk/workouts/a70818566/walking-workouts/)
[Mike Mentzer's 'Two-Weekly-Workouts' Split Routine](https://www.menshealth.com/uk/workouts/a70789810/mike-mentzers-minimalist-workout/)
[Can You Beat the âRun It Backâ Challenge?](https://www.menshealth.com/uk/workouts/a70767701/run-it-back-carry-challenge-workout/)
[Inside Paddy McGuinness' Cover-Ready Training Plan](https://www.menshealth.com/uk/workouts/a70759144/paddy-mcguinness-cover-workout/)
[Torch Your Shoulders in 5 Minutes Flat](https://www.menshealth.com/uk/workouts/a70733435/5-minute-shoulder-finisher/)
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| Readable Markdown | Terms like HIIT, HIT, [Tabata](https://www.menshealth.com/uk/workouts/a41909077/tabata-airbike-workout/) and [intervals](https://www.menshealth.com/uk/workouts/a45847562/functional-interval-session/) have become so pervasive in our [workout vocabulary](https://www.menshealth.com/uk/mhsquad/big-reads-membership/a42787262/fitness-glossary-jargon-defined/) that we donât often stop to think about what they actually mean. Even experienced coaches and PTs are guilty of using them as shorthand for any sort of circuit training, or [workout](https://www.menshealth.com/uk/workouts/) that combines a variety of hard efforts and short rest periods.
But *true* high intensity â the type of intensity [the research](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8294064/) is talking about, that lets people make bold claims about the efficacy of HIIT training for everything from fat-burning to metabolism-boosting â doesnât come easy. In fact, itâs near impossible to hit that sort of science-backed intensity with 30 seconds of sit-ups and planks; even the dreaded burpee can struggle to get us there.
So how do we ensure weâre getting a *real* high intensity workout, in the absence of heart-rate monitors, VO2 max measurements or a fully stocked sports science lab? Simpleâ *we rest more.*
It might sound counterintuitive, but the type of training intensity necessary to unlock research-based promises such as [âbody composition and aerobic capacity results in half the timeâ](https://www.unm.edu/~lkravitz/Article%20folder/HIITfastloss.html#:~:text=Study%20results%20indicate%20that%20HIIT,HIIT%20is%20a%20big%20hit!), you need to bit hitting it hard, and in order to repeat that sort of eye-watering intensity in successive bouts, you need to be resting just as hard.
The 3:1 method is a simple and reliable way to ensure that youâre taking an adequate amount of recovery between high intensity efforts, so that you donât fall prey to fatigue, resulting in lacklustre efforts and landing in a halfway house of hard, but ineffective interval sessions.

Vodcast with George Heaton
Men's Health UK
LIVE
Current Time 0:00
Total Duration 30:00
## **How Do I Perform The 3:1 HIIT Method?**
The 3:1 method entails taking 3 parts rest to every 1 part of high intensity exertion. Put simply, if you work at the hardest possible pace you can maintain for 10 seconds, youâd need to then recover for 30 seconds before your next round. Done 1 minute of solid, hard graft? Rest for 3. Itâs really that simple. This ensure youâre recovered enough between each bout to execute the next one hard enough to achieve a true high intensity stimulus.
Simple on paper, but definitely not easy. You need to be hitting those work efforts hard. Think flat out, maximum effort, you couldnât do another 10 seconds if youâre life depended on it.
## **What Exercises Should I Perform With The 3:1 HIIT Method?**
Often circuit training and modalities like CrossFit will see you using a combination of dumbbells, bodyweight movements and barbells, but each of these has their drawbacks when it comes to high-intensity training. Namely, that your muscles or form tend to give out before your cardiovascular and respiratory system have even got going, or the work is too localised to individual muscle groups. To optimally hit a high-intensity stimulus you need to use movements that are light, full-body, cyclical, and sufficiently low-skill that you can simply work like a dog without worrying about injury. Some perfect examples are the rowing machine, ski-erg, air bike, hill sprints or running, and stationary bikes.
Simply pick a machine, and aim for a maximum, all-out effort until you feel the intensity dropping off. Clock your time, and rest for 3 times this number after each bout.
One sure fire way to guarantee your intensity levels are high enough is to pick a metric on your machine such as wattage or RPM, push yourself as hard as possible to hit a number you canât push pass, then hold that pace until your power drops by 10-20%, at which point you discontinue the effort and rest.
How many rounds you perform is largely up to personal preference and your training goals. But itâs unlikely that youâll be able to maintain a *true* HIIT session for much longer than 15-20 minutes, and much more than that will be difficult to recover from. If you notice your energy levels dropping off throughout the session and you can no longer get to within 10-20% of your initial intensity output, call it a day.
## **How Often Should I Perform The 3:1 Method?**
This will again depend largely on your goals. If youâre using HIIT training in addition to your gym-based muscle-building efforts or endurance training, then 1-2 session per week could be plenty, and even one tough (*really* tough) session per week could be enough to see improvements in fitness, performance, metabolism and health markers. Much more is likely to lead to under recovery, and could even have an adverse effect on your fitness goals by causing you to be more sedentary outside of your gym sessions.
Although current research is limited and doesnât take into account many considerations such as the variety of HIIT protocols available, additional training sessions you may be performing and other lifestyle factors. [A recent study]() recommended that we should limit our exposure to HIIT sessions that are above 90% if maximum heart rate to a total of 30-40 minutes per week, while balancing them with other, lower-intensity efforts. This was a small study with possible conflicts so further research is necessary, however it does act as a good rule of thumb.
## **Example Workout Using The 3:1 Method**
After a thorough warm-up, set yourself up on a rowing machine with the screen displaying your 500m pace (0.00/500m). Row at an all-out maximum intensity, aiming to hit the fastest pace possible for this metric. Keep trying to push to a lower number, and if you lose any power, try to push back up to where you were. Once your output drops off by more than 10% and you canât get it back up, stop your effort. Note your time, and rest for 3 x more. For example, if you were pulling at a maximum effort for 22 seconds, youâll now rest for 66 seconds. Note the distance you covered in this time. After your rest, repeat this protocol, again resting on a 3:1 ratio.
Carry on in this fashion for a total of 15 minutes. At the 15-minute mark, note the total distance youâve covered, across all efforts, in this time.
Your goal in subsequent sessions is to repeat the same protocol, aiming to cover more total distance in the same time, pushing for increases in fitness and performance.
## **Rowing Machine (or cardio machine of your choice) x maximum effort**

Hearst Owned
Push hard away from the flywheel with your legs (**A**). Keep your arms straight until your legs are extended, then pull the handle hard into your chest (**B**). Reverse the movement. This is a maximum effort, so pull each stroke as hard as you can to drive that power up.
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## More High Intensity Workouts and Muscle Building Plans
## [4 Minute Fitness With Our True Tabata Workout](https://www.menshealth.com/uk/workouts/a41909077/tabata-airbike-workout/)
## [This Hybrid Bodyweight Workout Promises a Bonus Sleeve Splitting Arm Pump](https://www.menshealth.com/uk/workouts/a61153528/hybrid-bodyweight-workout/)
## [The Men's Health Dumbbell Club â Your New Weekly Workout Plan](https://www.menshealth.com/uk/workouts/a44128805/dumbbell-workout-plan/)
## [Hybrid Training: Can You Run Far and Lift Heavy Without Eroding Your Gains?](https://www.menshealth.com/uk/fitness/a46798657/hybrid-training/)

With almost 18 years in the health and fitness space as a personal trainer, nutritionist, breath coach and writer, Andrew has spent nearly half of his life exploring how to help people improve their bodies and minds.
As our fitness editor he prides himself on keeping Menâs Health at the forefront of reliable, relatable and credible fitness information, whether thatâs through writing and testing thousands of workouts each year, taking deep dives into the science behind muscle building and fat loss or exploring the psychology of performance and recovery.
Whilst constantly updating his knowledge base with seminars and courses, Andrew is a lover of the practical as much as the theory and regularly puts his training to the test tackling everything from Crossfit and strongman competitions, to ultra marathons, to multiple 24 hour workout stints and (extremely unofficial) world record attempts.
You can find Andrew on Instagram at @theandrew.tracey, or simply hold up a sign for âfree pizzaâ and wait for him to appear.
[Read full bio](https://www.menshealth.com/uk/author/232959/andrew-tracey/) |
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