What Happens If You Travel Across A Time Zone?

What Happens If You Travel Across A Time Zone? Jet lag can occur anytime you cross two or more time zones. Jet lag occurs because crossing multiple time zones puts your internal clock (circadian rhythms), which regulates your sleep-wake cycle, out of sync with the time in your new locale. Are time zones time traveling?

Which Direction To Travel Around The World?

Which Direction To Travel Around The World? Flying westwards will lengthen your subjective days (because you’re moving against the rotation of the earth and thus staying longer in the same “day” relative to the sun). … Flying eastwards will often lead to shorter flight times due to winds caused by the rotation of the earth.