The most basic question that one must first ask is: What is jet lag, and how does it interrupt one’s sleep schedule.

Again, the answer deals with disruption of the biological clock. While one travels from one time zone to another, it is this clock that gets disoriented, which in turn results in sleeplessness.

Jet-Lag

Hence, we must bring our biological clock back in sync. To do this, melatonin, or the sleep-inducing hormone has to be induced. In this situation, sleep is necessary at a time when the gland that produces the hormone, called the pineal gland, is normally inactive.

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