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Nathan TsujiNathan Tsuji
/4 week time trial!

May Day 20!

5.0|45 min
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Bodyweight
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Abs & Core
No matter how strong the rest of your body is, if you have a weak core you’ll struggle. Your core braces your body and hold you up so that you can lift, move, twist, literally anything! 30 seconds on, 30 seconds off. So take... more

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