What are the components of healthy ageing?: Nurses' awareness of these components can help improve older people's well-being.

Healthy ageing is defined as 'the process of developing and maintaining the functional ability that enables well-being in older age' ( World Health Organization 2015 ). Key factors for healthy ageing are subdivided into intrinsic capacity such as motor, cognitive and sensory function, and extrinsic factors such as health and social care systems, and support from charities, volunteers and the private sector ( Ellis et al 2018 ).