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Hot Weather's Mental Toll: Summer SAD Rises
27 Jun
Summary
- Extreme heatwaves and humidity trigger summer SAD.
- Symptoms include heightened emotions, low energy, and appetite changes.
- Managing SAD involves diet, sleep, and staying cool.

The UK is experiencing extreme heat, prompting a significant rise in public interest regarding seasonal affective disorder (SAD). Experts highlight that prolonged hot weather, particularly when coupled with high humidity, can trigger summer SAD, a less common but impactful form of the condition.
Approximately 10% of individuals with seasonal mood disorders experience summer SAD. While the precise cause is unknown, it is linked to sunlight exposure and can be exacerbated by intense heat, social pressures, and disrupted sleep patterns. Physiological stress and changes in brain chemistry also play a role.
Key symptoms to recognize include heightened emotional responses, such as increased tearfulness and irritability, alongside significantly decreased energy levels that make daily tasks feel exhausting. Changes in appetite, often involving cravings for comfort foods and increased consumption of food and sleep, are also telltale signs.
Managing summer SAD involves several strategies. Maintaining a diet rich in vitamins and minerals, such as oatmeal and lean proteins, can help stimulate serotonin levels. Establishing a consistent sleep routine in a cool environment is crucial for mental and physical well-being. Finally, staying hydrated and cool by closing blinds during peak sun and drinking ample water is essential, especially for those on certain antidepressants.