The problem is that we are not able to set the time, the new body is made easy with timer-like wrist watch.Our internal clock to adjust the time or set it according to the new environment and to changing times are the same, but it would take a long time to cross time zones is one of the zones must take time to adjust to different time 1 days 12 if the County took approximately 12 days or at the very least, for about 1 week to fall into place.Travelling by car or train often do not have this problem because it. The body has time to gradually adapt. This symptom is only travelling by plane by authentic.
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