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Computer system for minimizing body dysfunctions induced by jet travel or shift work

  • US 5,006,985 A
  • Filed: 07/15/1988
  • Issued: 04/09/1991
  • Est. Priority Date: 07/15/1988
  • Status: Expired due to Term
First Claim
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1. A method of operating a general purpose computer to provide information to an individual to help the individual to reduce dysfunction caused by a particular trip across a plurality of time zones, the method comprising the steps of:

  • receiving itinerary data, the itinerary data including a trip departure time, a trip departure location, a trip destination location and a trip arrival time;

    accessing a database of time zone information to determine the time zones of a plurality of locations in response to the trip departure location and the trip destination location;

    calculating a phase change between the departure and destination locations in response to the accessed time zone information;

    determining a time shift day in response to the itinerary data and phase change;

    determining a reference point on the time shift day;

    using the reference point to generate daily recommendations of activity responsive to the itinerary data and the calculated phase change in accordance with chronobiological rules, the recommendations including a schedule for the days surrounding the time shift day indicating sleep times, meal times, meal types, caffeine times, and a watch reset time; and

    providing the daily recommendations of activity to the individual.

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