Patent ID: 7361021

Claim:
A method for predicting and managing jet lag comprising: providing a jet lag forecaster chart comprising a base sleeve with information printed on at least one side, one or more openings on a side of the base sleeve, a slide with information printed on a side visible through the one or more openings on the base sleeve, complementary indicators on the base sleeve and the slide for showing a degree of jet lag, wherein the slide is movable relative to the base sleeve for indicating changes in alertness levels based on changes in time zones, wherein the information on the slide comprises generic human responses to light, biological alertness levels, and responses to melatonin, and wherein the information on the base sleeve comprises a time zone counter and one or more indicators of time at a destination after flight or at home before a flight, moving the slide relative to the base sleeve from an initial position with the complementary indicators on the base sleeve and the slide aligned to an unaligned position based on the number of time zones crossed; reviewing the best times of day for scheduling activity, seeking or avoiding light, or taking or avoiding melatonin, scheduling activity based on the information displayed on the jet lag forecaster chart, adjusting the complementary indicators based upon changes in sleep, exposure to light, taking of melatonin, repeating the reviewing and adjusting steps until no jet lag exists.