The Impact of Seasonal Depression

A sad woman seated at a table, working on a laptop while enjoying a cup of coffee

Seasonal depression, clinically referred to as Seasonal Affective Disorder (SAD), is a type of mood disorder that occurs at particular times of the year, typically in the fall and winter months. Characterized by recurring episodes of depression that coincide with seasonal changes, SAD can significantly impact an individual’s quality of life. This blog post will delve into the symptoms, causes, and treatments of SAD, as well as its broader societal impacts.

Symptoms of Seasonal Affective Disorder

Symptoms of SAD often mirror those of other forms of depression but are specifically tied to seasonal changes. They include:

  • Persistent low mood: A continuous feeling of sadness or hopelessness.
  • Lethargy: A marked decrease in energy levels, often referred to as “feeling sluggish.”
  • Sleep issues: Oversleeping or insomnia is common among those with SAD.
  • Changes in appetite: Particularly cravings for carbohydrates and weight gain.
  • Loss of interest: A decline in interest in activities that were once enjoyed.
  • Difficulty in concentration: Trouble focusing and making decisions.
  • Social withdrawal: Avoidance of social interactions and a sense of isolation.

Causes of Seasonal Affective Disorder

The exact cause of SAD is not fully understood, but several factors have been identified:

  1. Biological Clock (Circadian Rhythm Disruption): Reduced levels of sunlight in fall and winter can disrupt your body’s internal clock, leading to feelings of depression.
  2. Serotonin Levels: A drop in serotonin, a brain chemical (neurotransmitter) that affects mood, may play a role in SAD. Reduced sunlight can cause a decrease in serotonin that might trigger depression.
  3. Melatonin Levels: Changes in season can disrupt the balance of the natural hormone melatonin, which plays a role in sleep patterns and mood.
  4. Vitamin D Deficiency: Limited exposure to sunlight may decrease Vitamin D levels, affecting serotonin activity and thus mood.

Treatments for Seasonal Affective Disorder

There are several effective treatments for SAD that can help to alleviate its symptoms. These include:

  1. Light Therapy: Also known as phototherapy, it involves sitting a few feet from a special light therapy box to expose you to bright light within the first hour of waking up each day. This treatment mimics natural sunlight and appears to cause a change in brain chemicals linked to mood.
  2. Medication: Antidepressants can be effective in treating SAD, especially selective serotonin reuptake inhibitors (SSRIs). Medications are often started ahead of time before the symptoms typically begin.
  3. Psychotherapy: Cognitive-behavioral therapy (CBT) has been effective for SAD. It helps you identify and change negative thoughts and behaviors that may be contributing to depression.
  4. Vitamin D: Taking vitamin D supplements may help improve mood in individuals with SAD, especially those with low levels of the nutrient.
  5. Lifestyle Modifications: Engaging in regular physical exercise, maintaining a healthy diet, getting outside every day, and managing stress through techniques such as mindfulness and yoga can be beneficial.

The Societal Impact of Seasonal Affective Disorder

SAD not only affects individuals but also has broader implications for society.

  1. Productivity Loss: Employees with SAD may have increased absenteeism or presenteeism (working while not fully productive), leading to a decrease in overall workplace productivity. This can have a significant economic impact on businesses.
  2. Healthcare Costs: The treatment of SAD, including therapy sessions, medications, and light therapy equipment, can lead to significant healthcare expenditures. This financial strain is felt both by individuals and healthcare systems.
  3. Social Relationships: Individuals with SAD may withdraw from social interactions, leading to weakened relationships with family and friends. This social isolation can create a ripple effect, affecting social networks and creating additional support needs.
  4. Mental Health Awareness: Increased awareness of SAD highlights broader mental health issues and the need for accessible mental health care. Societal recognition and acceptance of mental health issues can lead to better support systems and reduce stigma.
  5. Community and Public Health: Public health campaigns that focus on awareness and proactive management of SAD can lead to healthier communities. Addressing mental health collectively can lead to innovations in public health strategies and better community support structures.

Personal Stories: Living with Seasonal Depression

Real-life experiences of those living with SAD can provide valuable insights and underscore the importance of recognizing and treating the disorder.

Jessica’s Story: Every November, Jessica begins to feel her energy drain. Simple tasks feel overwhelming, and her usual enthusiasm for life wanes. Through a combination of light therapy and regular exercise, she has learned to manage her symptoms, although the journey has not been easy.

Mark’s Experience: Mark didn’t understand why he felt so different during the winter months until he was diagnosed with SAD. Antidepressants and cognitive-behavioral therapy have been instrumental in helping him navigate the darker months. He emphasizes the importance of seeking professional help and not dismissing one’s feelings.

Seasonal Affective Disorder is a significant mental health issue that impacts many individuals yearly. Understanding the symptoms, causes, and treatment options is crucial for managing the disorder effectively. Moreover, recognizing SAD’s broader societal impacts can lead to better support systems and public health strategies that can benefit everyone. As a society, fostering an environment that acknowledges and supports mental health needs will be essential in mitigating the challenges posed by SAD and other mood disorders.

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Karen McIntosh, LCSW

Therapist See age 18+

CLINIC: Virtual

Compassionate. Experienced. Client-focused. Karen McIntosh brings over a decade of experience in the mental health field, helping individuals and families navigate life’s challenges with empathy and expertise. As a Licensed Clinical Social Worker (LCSW), Karen specializes in working with clients experiencing anxiety and depression by utilizing a diverse range of therapeutic approaches, including Cognitive Behavioral Therapy (CBT), Dialectical Behavior Therapy (DBT), psychoanalysis and humanistic therapy.

Karen’s experience spans across various settings, from private practice to hospital environments, where she has provided tailored treatment plans, conducted comprehensive assessments, and supported clients dealing with anxiety, mood disorders, and life transitions. Her approach is rooted in understanding each client’s unique needs, empowering them to achieve their goals through evidence-based strategies and compassionate guidance.

Karen combines academic excellence with real-world experience to offer a safe, supportive, and results-driven therapeutic experience.  Whether you’re seeking support for personal growth, emotional challenges, or relationship dynamics, Karen is committed to walking alongside you on your journey to mental well-being.

While she calls both Georgia and Arizona her home, she enjoys exploring the world to take part in culture, language, community and most of all, food.  She spends her free time hiking, walking, reading, watching documentaries and even the occasional guilty pleasure reality show.

Take the first step towards a healthier you—connect with Karen today.

Tristan Echevarria, BS

Therapist-in-training

CLINIC: Gilbert

Fluent in English

Tristan is currently pursuing a Master’s degree in Clinical Mental Health Counseling at Grand Canyon University. He earned his Bachelor’s degree in Psychology from Arizona State University and has an extensive background in mental health. Tristan has worked closely with innovative alternative treatments, including Transcranial Magnetic Stimulation (TMS) and Transcranial Photobiomodulation (Red Light Therapy), to support individuals in their mental health journey. Tristan is passionate about helping clients navigate life’s challenges by providing a safe and supportive environment. He integrates evidence-based practices with individualized treatment plans, striving to empower clients to overcome obstacles and achieve personal growth.


In his spare time, Tristan enjoys watching sports such as football and baseball, exercising at the gym, playing video games, and spending time with family.