1. The document discusses healthy aging and maintaining functional ability in older adults through rehabilitation. It focuses on promoting independence and preventing issues like falls, immobility, and disability. 2. Functional ability depends on basic needs, mobility, relationships, decision-making, and contributing to society. Assessing for risk factors and implementing medical, lifestyle and environmental interventions can support healthy aging. 3. Rehabilitation aims to optimize physical and cognitive function so that elderly adults can safely perform daily activities and live independently for as long as possible.