1) The document discusses various scales used to assess static and dynamic balance, including the Romberg test, one-legged stance test, functional reach test, Berg balance scale, and timed get up and go test.
2) It provides details on how to administer each test and how to score performance on the tests. For example, it explains that the Berg balance scale consists of 14 items scored on a 5-point scale to assess balance abilities in older adults.
3) Several tests are described to evaluate both static and dynamic balance abilities during functional activities, with norms provided for what constitutes normal versus abnormal performance on each test.