Early warning method, in particular for headache patients

摘要

The instrument comprises at least a barometer and/or a thermometer and an alarm unit connected to them. The alarm unit forms part of a timepiece, alarm clock, mobile telephone, laptop, jewelry or a weather station. An alarm is given when the air pressure and/or air temperature vary in a set manner and/or as soon as a set critical absolute air pressure range and/or temperature range is/are reached.