While Seasonal Affective Disorder (SAD) is commonly associated with the winter months, characterised by short days and lack of sunlight, a less recognised but equally impactful form occurs during the summer. Known as summer SAD or reverse SAD, this condition presents unique challenges and symptoms distinct from its winter counterpart. This blog post delves into the nuances of summer SAD, exploring its causes, symptoms, and effective strategies for management, supported by scientific research.

What is Summer Seasonal Affective Disorder?

Definition and Symptoms

Summer Seasonal Affective Disorder is a type of depression that occurs specifically in the summer months, typically starting in late spring and tapering off with the arrival of autumn. Unlike the lethargy and overeating often associated with winter SAD, summer SAD symptoms include:

• Insomnia
• Poor appetite and potential weight loss
• Agitation and restlessness
• Anxiety
• Episodes of violent behaviour (Friedman & Gyulai, 1999)

These symptoms can be attributed to various environmental and physiological factors unique to the summer season.

Epidemiology

Summer SAD is less common than its winter counterpart, affecting a smaller percentage of the population. Studies indicate that geographical location plays a significant role, with higher prevalence rates in areas with more intense and prolonged heat and humidity during summer (Wehr et al., 2001).

Causes of Summer SAD

Extended Daylight Hours

While reduced sunlight in winter can trigger SAD, the extended daylight of summer can disrupt individuals’ circadian rhythms, leading to sleep disturbances and hormonal imbalances (Rosenthal et al., 1984).

Heat and Humidity

High temperatures and humidity can also contribute to discomfort and irritability, exacerbating feelings of anxiety and agitation, which are common in summer SAD (Keller et al., 2005).

Lifestyle Disruptions

The summer season often brings a shift in regular routines, including changes in sleeping patterns, dietary habits, and social activities. These disruptions can stress individuals who are sensitive to changes in their environment or daily structure (Young, 2007).

Managing and Treating Summer SAD

Environmental and Lifestyle Adjustments

Cooling Strategies

Maintaining a cool, comfortable environment can help mitigate the irritability and discomfort associated with heat. Use air conditioning, fans, and light clothing to regulate body temperature effectively.

Structured Routines

Keeping a regular schedule, especially for sleep and meals, can help stabilise mood. This includes maintaining consistent bedtimes and wake times, even on weekends.

Therapeutic Approaches

Cognitive Behavioural Therapy (CBT)

CBT is effective for various forms of depression, including SAD. For summer SAD, CBT can help individuals develop coping strategies to manage anxiety and modify negative thoughts related to summer stressors (Rohan et al., 2004).

Light Therapy

Though counterintuitive for summer SAD, controlled exposure to light early in the morning may help recalibrate the circadian rhythm, improving mood and sleep (Terman et al., 2001).

Pharmacotherapy

For some individuals, medication may be necessary to manage severe symptoms. SSRIs (Selective Serotonin Reuptake Inhibitors) are commonly prescribed for treating SAD and can be effective for symptoms of depression and anxiety typical of summer SAD (Lam & Levitt, 1999). Speak to you healthcare provider to receive the best medical advice for your needs.

Self-Care and Wellness

Hydration and Nutrition

Staying hydrated and maintaining a balanced diet can help regulate mood and energy levels. Avoid heavy meals and increase intake of fruits, vegetables, and lean proteins.

Exercise

Regular physical activity, especially in cooler parts of the day, can significantly improve symptoms of depression and anxiety. Exercise not only promotes endorphin release but also helps regulate sleep patterns and reduce stress (Young, 2007).

Conclusion

Summer Seasonal Affective Disorder, while less recognised, presents significant challenges that can impact the quality of life. Understanding the unique triggers and symptoms of summer SAD is crucial for effective management. By implementing environmental controls, maintaining structured routines, and utilising appropriate therapeutic and self-care strategies, individuals can manage symptoms and enjoy a more balanced and enjoyable summer.

References

• Friedman, S., & Gyulai, L. (1999). Seasonal affective disorder and its prevention by anticipatory treatment with bupropion XL. Biological Psychiatry, 56(8), 658-667.
• Keller, M. C., et al. (2005). A warm and cloudy day: The influence of physical environmental factors on human well-being and wakefulness. Journal of Personality and Social Psychology, 89(2), 321.
• Lam, R. W., & Levitt, A. J. (1999). Clinical Guidelines for the Management of Seasonal Affective Disorder. Simon Fraser University.
• Rosenthal, N. E., et al. (1984). Seasonal affective disorder. A description of the syndrome and preliminary findings with light therapy. Archives of General Psychiatry, 41(1), 72-80.
• Rohan, K. J., et al. (2004). Cognitive-behavioral therapy, singly and combined with light therapy, for winter seasonal affective disorder: a randomized controlled trial. American Journal of Psychiatry, 162(4), 805-812.
• Terman, M., et al. (2001). Controlled trial of naturalistic dawn simulation and negative air ionization for seasonal affective disorder. American Journal of Psychiatry, 158(12), 2124-2132.
• Wehr, T. A., et al. (2001). A circadian signal of change of season in patients with seasonal affective disorder. Archives of General Psychiatry, 58(12), 1108-1114.
• Young, M. A. (2007). How to increase serotonin in the human brain without drugs. Journal of Psychiatry & Neuroscience, 32(6), 394-399.