Not being in sync with the local time zone can be confusing and disorienting.

As a result, you may be wide awake even though its dark outside and everyone else is sleeping.

Or, you may feel extremely sleepy in the daytime when youre supposed to be awake and functioning.

person at the airport

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Jet lag also tends to be worse when you travel eastward as compared to westward.

Therefore, disrupting your circadian rhythm disturbs more than just your sleep cycle.

Jet lag can make you feel tired, irritable, disoriented, and out of sorts.

National Library of Medicine.Jet lag disorder.

National Library of Medicine.Jet lag prevention.

Herxheimer A.Jet lag.BMJ Clin Evid.

Centers for Disease Control and Prevention.Jet lag.

2018;7(3):507-510. doi:10.4103/jfmpc.jfmpc_220_17

Victoria State Government.Jet lag.

American Academy of Sleep Medicine.Jet lag.