time under tension
How long a muscle works against load during a set.
Definitions
The total duration a muscle spends under load during a set, often manipulated by slowing reps to drive growth. Abbreviated TUT.
time under tension In A Sentence
Origin & Usage
Bodybuilding hypertrophy concept about controlling rep speed.
People Also Ask
What is time under tension?
Time under tension (TUT) is the total time a muscle is under load during a set, often increased by slowing down the reps.
Does time under tension build muscle?
Working muscles under tension is a key growth driver, but research suggests total volume and effort matter more than deliberately slowing every rep.
How do you increase time under tension?
Slow the lowering (eccentric) phase, add pauses, or use a controlled tempo so each rep takes longer under load.
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