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 it's potential to grow. If you're looking for ways to take your training to the next level then this is it.
UnderTension privacy policy - https://undertension.co.uk/privacy-policy
UnderTension terms of use - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
UnderTension privacy policy - https://undertension.co.uk/privacy-policy
UnderTension terms of use - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
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