Time under tension (TUT)
Time under tension is the total time a muscle stays under tension during a set.
In practice
Slowing down reps increases TUT and can make lighter loads effective too. It is not the only factor for growth, but it helps control technique and intensity.
For information only
This information is general and not a personalised programme. Train gradually with correct technique; if you have injuries, medical conditions or doubts, ask a doctor or a qualified professional.
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Exercises where it is used
Equipment
Related terms
Frequently asked questions
What is Time under tension (TUT)?
Time under tension is the total time a muscle stays under tension during a set. Slowing down reps increases TUT and can make lighter loads effective too. It is not the only factor for growth, but it helps control technique and intensity.
Can you give a practical example of Time under tension (TUT)?
A set of 8 reps with a 3-0-1-0 tempo lasts about 32 seconds (8 × 4 s); with a 2-0-1-0 tempo it drops to 24 seconds.
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