What does a strength rating of 5/5 in all four extremities indicate?

A strength rating of 5/5 in all four extremities indicates full strength in arms and legs. This rating reflects that a patient can perform movements against full resistance without any signs of weakness or limitation. It shows that the muscle power is intact and functioning at the highest level according to the medical grading scale for muscle strength, which ranges from 0/5 (no muscle contraction) to 5/5 (normal strength).

In this context, a strength rating of 5/5 would also suggest that the person does not exhibit any neuromuscular deficits that could affect their physical capabilities. This level of strength is essential for many daily activities and is a positive sign in both clinical assessments and rehabilitation scenarios. Therefore, having this rating in all four extremities means that the individual has retained good overall muscle function in both the arms and the legs.