Australian Study Finds Extreme Heat Doubles Youth Mental Health Admissions, With Risk Rising 6% to 7.7%
Updated
Updated · The Guardian · Jul 6
Australian Study Finds Extreme Heat Doubles Youth Mental Health Admissions, With Risk Rising 6% to 7.7%
1 articles · Updated · The Guardian · Jul 6
Summary
720,000 New South Wales hospital admissions from 2001 to 2022 showed extreme-heat days doubled mental health admission risk for people aged up to 24 in warmer months.
The study found risk tripled in cooler months when daily average temperatures hit the highest 1% for that day, with little lag between heat spikes and admissions.
Researchers said the mechanism was not tested, but cited possible effects on brain function, stress responses, sleep and mood; admissions covered severe cases including depression, schizophrenia, substance misuse, eating disorders and self-harm.
By 2100, heat-related mental health admissions are projected to rise 6% to 7.7% as extreme temperatures become more frequent, adding to calls for heat warnings and health planning to include young people's mental health.
As rising temperatures fuel a youth mental health crisis, what new strategies can build psychological resilience?
Is extreme heat the true cause, or just the final trigger for a generation already at its breaking point?
Extreme Heat Doubles Youth Mental Health Admissions in Australia: Evidence, Mechanisms, and Policy Gaps
Overview
Extreme heat in Australia is causing a rapid and direct increase in hospital admissions for mental health issues among young people. This is because children and adolescents have higher biological sensitivity and less efficient temperature regulation than adults, making them more vulnerable to heat. As a result, they experience significant distress and acute mental health crises that require urgent clinical intervention. Climate change is making these events more frequent, increasing both direct physiological impacts and indirect psychological stressors, such as climate anxiety. These findings highlight the urgent need for targeted interventions to protect youth mental health as temperatures continue to rise.