Jet lag occurs when a person moves rapidly from one time zone to another, causing conflict between the body's biological rhythm and the new cycle of light and dark. some scientists suspect that jet lag may result from disruption of the daily cycle of secretion of the hormone known as

The jetlag may result from disruption of the daily cycle of secretion of the hormone known as melatonin. This is a hormone in which is produced or made by the pineal gland, they are the one responsible of having to control a person’s wake cycles and their sleep in which in jetlag, can disrupt this hormone causing a disruption with the body clock of the individual.