Male Strength Standards (lb)
| Strength Level | Reverse Crunches | Jumping Jack |
|---|---|---|
| Beginner | -25 lb | -29 lb |
| Novice | +62 lb | +111 lb |
| Intermediate | +176 lb | +310 lb |
| Advanced | +312 lb | +561 lb |
| Elite | +464 lb | +851 lb |
Female Strength Standards (lb)
| Strength Level | Reverse Crunches | Jumping Jack |
|---|---|---|
| Beginner | -22 lb | -53 lb |
| Novice | +42 lb | +54 lb |
| Intermediate | +124 lb | +213 lb |
| Advanced | +221 lb | +420 lb |
| Elite | +329 lb | +661 lb |