Gait and Balance issues in older adults.This is an important assessment for patients who had: If there is a suspected neurologic disease, a muscle imbalance or weakness the manual muscle testing is the main assessment used for evaluating a compliant involving muscle weakness. Manual muscle testing can be assessed by a number of methods: This kind of assessment is referred to by a few different names, like muscle strength grading, motor testing, but most often is referred to as manual muscle testing. Manual Muscle Testing is an assessment of muscle strength done by physical therapists, occupational therapists, chiropractors, kinesiologists, physiologists or other researchers and professionals for evaluation of weakness that can differentiate true weakness from imbalance or poor endurance.