Figure 1.

Hie and hiesho. In Japan hie (cold sensation) and hiesho (cold disorder) are different terms. While hie is the term used to describe the subjective, uncomfortable feeling of coldness, hiesho is the diagnosis given by physician to patients with cold sensation disturbing their daily living. Therefore, the first distinction is between normal and hie group. The hie group is subdivided into hiesho and non-hiesho.