Muscle Strength Grading
| Score | Definition |
|---|---|
| 5 | Normal strength |
| 4+ | Slightly less than full power against strong resistance |
| 4 | Able to overcome moderate resistance |
| 4- | Able to overcome mild resistance |
| 3 | Able to accomplish full range of motion against gravity only |
| 2 | Able to accomplish full range of motion with gravity eliminated |
| 1 | Only trace muscle contraction; may only be palpable |
| 0 | Flaccid |

