Seasonal Affective Disorder (SAD)

Seasonal Affective Disorder is a type of depression that has a seasonal pattern typically experienced during winter, although some people do have episodes during summer.

Overview of seasonal affective disorder

This section provides information about seasonal affective disorder. How it is diagnosed, possible causes and where to get further information and support.

Symptoms of seasonal affective disorder can include feeling low, fatigued and irritable.
Most commonly people with seasonal affective disorder feel better in the summer and find their symptoms worsen during the winter.
Some people may experience the opposite effect and feel more low during the summer.
Seasonal affective disorder can affect people in a variety of ways.
If you think you are experiencing seasonal affective disorder, speak to your GP.