Volunteers were asked to concentrate on the sensory characteristics of the food such as taste and smell. Researchers say these sensory clues, in addition to internal body changes, signal satiety.

• 研究人员要求志愿者注意食物的口味及气味等感官特征。研究人员指出,除了人体内部的变化外,这些感官提示会引起饱足感。