As an important geriatric syndrome, frailty has become a focus of global public health attention. This article reviews the research progress related to life space of frail older adults from four aspects: current status of life space, measurement tools, influencing factors, and intervention methods. It analyzes existing problems and puts forward prospects for the future, aiming to enhance healthcare professionals′ attention to the issue of life space restriction in frail older adults and provide a reference for further constructing scientific and reasonable management plans for life space restriction in these individuals.