abstract Japan's population is aging more rapidly than that of any other country. Frailty has
recently been recognized as an important priority. Understanding the basic epidemiology of …

Frailty, a critical intermediate status of the aging process that is at increased risk for negative
health-related events, includes physical, cognitive, and psychosocial domains or …

Since the concept and operational definition of “cognitive frailty”(simultaneous presence of
physical frailty and cognitive impairment without concurrent dementia) were proposed by the …

Cognitive frailty, defined as the coexistence of mild cognitive impairment symptoms and
physical frailty phenotype in older persons, is increasingly considered the main geriatric …

Social frailty domains may play an important role in preventing physical decline and
disability. The aim of this study is to examine the impact of social frailty as a risk factor for the …

Background Although previous studies have revealed many factors related to mild cognitive
impairment (MCI) reversion, information about reversible factors related MCI reversion is …

The first study documenting a decline in memory between the ages of 20 and 70 years was
conducted by Willoughby 1 in 1929. He did a digital substitution test and found that there …

Objectives Our objective was to investigate the association between social frailty and
cognitive and physical function among older adults. Design This was a cross-sectional …

Background Japan has the largest aging population in the world, thus, a focus on frailty is
important in clinical geriatric practice. Using a nationally representative sample, this study …

Aim This study aimed to clarify the association between frailty and changes in lifestyle and
physical or psychological conditions among community‐dwelling older adults affected by the …