Jet lag is a combination of symptoms experienced after flying in an airplane, especially on long trips. Fatigue, irritability, dehydration, and a broken sleep pattern are common symptoms of jet lag.
Review Date 4/9/2020
Updated by: Linda J. Vorvick, MD, Clinical Associate Professor, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.