Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of Jet lag
Medically reviewed by Min Clinic Staff | Updated: January 2026
Jet lag: A temporary disorder that causes fatigue, insomnia, and other symptoms as a result of rapid air travel across time zones.
Other symptoms of jet lag include anxiety, constipation, diarrhea, confusion, dehydration, headache, irritability, nausea, sweating, coordination problems, and even memory loss. Some individuals may report additional symptoms, such as heartbeat irregularities and an increased susceptibility to illness.