Back to today’s briefing

Story perspectives

Study Reveals 25% Youth Face 'Internal Jet Lag'

7/24/2025

50 8

Summary

Story summary

A groundbreaking study from Australia reveals that nearly 25% of young individuals grappling with mental health challenges experience "internal jet lag," a misalignment of their circadian rhythms. By analyzing core body temperature, cortisol, and melatonin levels, researchers suggest that realigning these body clocks could be key to enhancing treatments for mood disorders, as disrupted cycles are linked to increased depressive symptoms.

1 of 1

Story summary

A groundbreaking study from Australia reveals that nearly 25% of young individuals grappling with mental health challenges experience "internal jet lag," a misalignment of their circadian rhythms. By analyzing core body temperature, cortisol, and melatonin levels, researchers suggest that realigning these body clocks could be key to enhancing treatments for mood disorders, as disrupted cycles are linked to increased depressive symptoms.