Weighted Exercise Ball Crunch
Progression Highlights
Action: Try 50 lbs for working sets
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| (60 days) | N/A | |||
| (90 days) | N/A | |||
| (180 days) | N/A | |||
| (365 days) | N/A | |||
| (Modern Era) | N/A | |||
| (30 days) | N/A | |||
| (60 days) | N/A | |||
| (90 days) | N/A | |||
| (180 days) | N/A | |||
| (365 days) | N/A | |||
| (Modern Era) | N/A | |||