Based on what is known about circadian rhythms and jet lag, you might expect that a flight attendant would experience the most jet lag on a flight from
A)Philadelphia to San Francisco (east to west).
B)Minneapolis to Houston (north to south).
C)San Francisco to Philadelphia (west to east).
D)Houston to Minneapolis (south to north).

Question

Based on what is known about circadian rhythms and jet lag, you might expect that a flight attendant would experience the most jet lag on a flight from ​
A)Philadelphia to San Francisco (east to west).
B)Minneapolis to Houston (north to south). ​
C)San Francisco to Philadelphia (west to east). ​
D)Houston to Minneapolis (south to north). ​

Quizplus · Accepted Answer

Jet lag is most severe when traveling across multiple time zones, especially in the eastward direction, because it's harder for the body to adjust to a shorter day than to a longer one. San Francisco to Philadelphia involves moving eastward across multiple time zones, exacerbating jet lag.

Based on What Is Known About Circadian Rhythms and Jet