What is jet lag or desynchronosis? It is a temporary condition people experience due to crossing several time zones or the earth’s meridians in a short period of time causing the traveler’s sleep/wake cycle to become out of sync creating an almost bipolar condition. The earth’s meridians distinguish geographic position in relation to the earth’s poles defining time zones. Jet lag is a sleep disorder not caused by abnormal sleep problems, but due to your body subjected to external stimuli and local timetables while trying to establish a new sleep/wake pattern in its new location. This adjustment involves the circadian rhythms associated within the body and its ability to learn how to fall asleep with jet lag. Circadian rhythms relate to changes in body function that occur during a 24 hour period. Circadian rhythms not only affect your sleep/wake cycle they also regulate your body temperature, operate gland and hormone, airway and kidney functions. Read more »