Male Strength Standards (lb)
| Strength Level | Back Extension | Reverse Hyperextension |
|---|---|---|
| Beginner | -63 lb | -63 lb |
| Novice | +30 lb | +30 lb |
| Intermediate | +156 lb | +159 lb |
| Advanced | +313 lb | +320 lb |
| Elite | +492 lb | +503 lb |
Female Strength Standards (lb)
| Strength Level | Back Extension | Reverse Hyperextension |
|---|---|---|
| Beginner | -35 lb | -39 lb |
| Novice | +22 lb | +20 lb |
| Intermediate | +94 lb | +95 lb |
| Advanced | +180 lb | +184 lb |
| Elite | +273 lb | +283 lb |