Time under contraction is not directly measured in a typical weight training program. Most people really don't even think about the number of seconds a given muscle is forced to work. Indirectly, ...
Fitgurú on MSN
The standing move that sculpts your waistline faster than crunches, according to fitness experts
This dynamic core exercise creates length, tension, and total-body engagement—delivering stronger obliques and a tighter midsection without a single crunch.
Time under contraction is not directly measured in a typical weight training program. Matt Parrott, a freelance writer, is director of business development and population health solutions for Quest ...
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