With daylight saving time ending in November, many of us find ourselves finishing work after sunset or spending more time indoors. It’ s completely normal to feel a little less energetic or notice changes in your mood during the winter months. However, if these shifts become more pronounced, they could be a sign of something bigger— seasonal affective disorder( SAD). Since December is Seasonal Depression Awareness Month, it’ s a great time to talk about SAD, learn how to recognize its symptoms, and explore the ways it can affect our well-being.

WHAT IS SEASONAL AFFECTIVE DISORDER?

SAD is a depressive disorder that usually starts in the fall and lasts until spring, corresponding to shorter days and reduced sunlight exposure during winter. For some individuals, SAD can occur in the spring and persist through the autumn months.

SYMPTOMS OF SEASONAL AFFECTIVE DISORDER

Recognizing the symptoms of SAD and addressing them early can help reduce the severity of the condition. According to the Mayo Clinic, symptoms may include:

• Persistent feelings of sadness or low mood

• Loss of interest in previously enjoyed activities

• Low energy or sluggishness

• Increased sleep duration

• Craving carbohydrates, potentially contributing to overeating and weight gain

• Difficulty concentrating

• Feelings of hopelessness, worthlessness, or guilt

• Thoughts about not wanting to live Experiencing a subset of these symptoms may still be indicative of SAD. Individuals with bipolar disorder or anxiety may have a higher risk of experiencing SAD.

OURHEALTHNWA. COM 10 DECEMBER 2025 | PREVENTION AND WELLNESS ISSUE