1 Introduction
obesity
OBESITY, DISEASES
The increase of obesity and obesity-related diseases is a severe global problem in both Western and Asian countries. Recently, a new lifestyle modification program referred to as a “Teaching kitchen” was developed and led by the researchers at the Harvard T.H. Chan School of Public Health (The traditional Japanese diet has been known to be healthy (A previous US study reported that each 30 min decrease of food preparation time was associated with the increase in body mass index (BMI) of 0.5 between 1965 and 1995 (Therefore, if we can customize the US Teaching Kitchen curriculum developed by investigators from Harvard and the Teaching Kitchen Collaborative (