UnderTension - TUT workout log

UnderTension is your workout partner aiding you in training with a time under tension focus. Time under tension is the term used in strength and conditioning and bodybuilding for how long a muscle is under strain. Broadly speaking, the longer a muscle is under tension the greater its potential to grow. If youre looking for ways to take your training to the next level then this is it.

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UnderTension terms of use - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/