For people who are vicitms of anxiety or panic attacks during take off and landing it is recommended to inform the aircraft staff who are trained to deal with this kind of situation.
Drowsiness, confusion, insomnia, jet lag affects various biological functions, hormonal, digestive and intellectual. It is felt when you cross three or more time zones. Generally, the adaptation period is estimated at a few days.
To ease jet lag, here are a few precautions: rest before leaving and avoid precipitation and anxiety before departure, avoid big meals that inflate your stomach, and alcohol which dehydrates. Drink still water or non-alcoholic beverages like fruit juice.
Wear losely fitting clothing in order to travel at ease. Recuperation time depends on the individual and the number of time zones crossed, as well as the how long the trip is.
For those wanting get over their flying anxieties Virgin Atlantic's, British Airways, and Flybes' have courses in order to control stress in the case of turbulence or motor failures. Each of these courses costs between 180 and 250 pounds approximately.
These courses include an explanation of how flying works, an explanation of turbulence, a discussion calming fears of safety and crashing, a relaxation seminar, a question and answer session, a flight, and a buffet lunch.
You can get more information on their website. http://www.flyingwithoutfear.info/thecourses.htm,