On his personal home page he posts the exact coordinates of his home, his birthdate and parents, medical problems (heart attack, carcinoma, narcolepsy, dyslexia, pneumonia, motion sickness) and even a copy of the 1976 letter booting him out of Duke University for getting an F in his graduate major subject.

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If you never get motion sickness, this is probably a non-issue.

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One mother of two who did not wish to be identified used the over-the-counter allergy and motion-sickness medicine Phenergan for a recent flight from Australia to the US. She said the first eight hours of the flight were "agony" and that she used the medication as a last resort to help her three-year-old daughter sleep.

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