Shu Tian Ng

1 Introduction Food, as a product of both nature and human culture, presents a vital link between humanity and the environment. However, industrialization has rendered the connection between people and the environment via food to be almost imperceptible. When food is grown outside city limits and pre-processed before being presented to consumers, it makes it easy for people to forget that human sustenance is obtained from nature.

Measures In addition to the key measures below, sociodemographic information such as gender, age, ethnicity, religion, education, employment, housing type and cohabitants was collected. Frailty was assessed by the five-item FRAIL Scale, which stands for fatigue, resistance, ambulation, illnesses and loss of weight.31 Fatigue was measured by asking respondents how often during the past 4 weeks they felt tired, with the following responses: ‘all of the time’ or ‘most of the time’, scored as ‘1’.