Grade 12 Study Guides T. Holomisa, E. M. J. C schaller, D. J. Brown, B. de Klerk



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2.3 How to minimise and ease the effects of jet lag

Before the flight, travellers should make sure
• They are in good physical shape and that they eat correctly before their trip.
• They are well informed about any medical condition from which they suffer.
• They begin adjusting their bodies to the new timezone before they leave if their stay in the destination timezone will last more than a few days.
• They try to go to sleep and getup earlier if they are travelling east.
• They get a goodnight s sleep the night before departure.


During the flight, travellers should make sure
• They do not drink alcoholic beverages the day before their flight, during the flight, or the day after the flight.
• They do not drink caffeinated beverages before, during, or just after a flight
• They drink plenty of water to offset the effects of the dry air in the plane.
• They do not eat too much on the plane
• They exercise their legs from time to time while they are seated for their flight
• They getup and walk around every hour or two.
• They do not take sleeping pills.
• They do not nap for more than an hour at a time.
• They breakup long-haul trips across many time zones, if feasible, with a stay in a city about halfway to their destination.
• They wear comfortable clothes and shoes.
• They make use of sleeping aids.


After the flight travellers should make sure
• They try and get at least an hour’s worth of sunlight as soon as possible after reaching their destination if they are travelling west.
They check, on arrival, whether beds and bathroom facilities at their accommodation are satisfactory
• They adapt to the local schedule as quickly as possible to help their bodies adjust faster.
• They try to establish sleeping patterns according to the time at their destination without resorting to sleeping pills.

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