Abstract: An ear-attaching type electronic device includes: a body part supported in a vicinity of a lower part of an occipital part when the device is attached; a pair of arm parts extending from the body part, to which a connecting member is placed therein; and a pulse sensor section for detecting pulse by being attached to an earlobe, wherein advice is outputted according to a comparison between a detected pulse rate and a previously-set pulse rate range.

Abstract: A small-sized alarm device is hung on a doorknob to emit an alarm sound upon detecting that a human body contacts or approaches the doorknob. The alarm device has data processor, such as a calculator and the like, in addition to an alarm and an electro-optic display for displaying data processed by the data processor and information related to the operation of the alarm. To the alarm device is rotatably mounted a hanging member for hanging the alarm device on a doorknob. The hanging member is fit into the case of the alarm device when in not use or is erected from the case when the alarm device is hung on the doorknob.