jet lag
Noun
Meaning
fatigue and sleep disturbance resulting from disruption of the body's normal circadian rhythm as a result of jet travel
Source: WordNetSynonyms
Hypernyms
Examples
A ten-hour flight between Europe and southern Africa does not cause jet lag, as the direction of travel is primarily north–south.
After checking into my hotel or rental apartment, I usually head straight to a stool at the counter of ) to shake off my jet lag.
Individuals may differ in their susceptibility to jet lag and in how quickly they can adjust to new sleep-wake schedules.
Crossing the International Date Line does not in itself contribute to jet lag, as the guide for calculating jet lag is the number of time zones crossed, with a maximum possible time difference of plus or minus 12 hours.
Direction of travel North–south flights that do not cross time zones do not cause jet lag.
For time changes of fewer than three hours, jet lag is unlikely to be a concern, and if travel is for short periods (three days or fewer) retaining a "home schedule" may be better for most people.