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Challenger2179

3000 crunches in two weeks

TWISTS
0 / 900
Progress 0%
LEGS
0 / 900
Progress 0%
CRUNCH
20 / 1200 crun
Progress 2%
Number
in progress
>1y overdue
Nov 17 - Dec 15, 2020 • 29 days
Description
Description

Crunches vs Sit ups - which one is better and how to do it:
https://youtu.be/A7Y2-G4zOUA

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