How does seasonal affective disorder affect the body?

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Seasonal affective disorder (SAD) can affect the body in a variety of ways. SAD is most likely caused by an increase in melatonin - or decrease in serotonin - during winter months when sunlight is scarce. These chemical imbalances lead to lethargic feelings, weight gain (or sometimes weight loss if symptoms occur during the summer), changes in appetite and may even make it more difficult to concentrate.

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Seasonal Affective Disorder

Seasonal Affective Disorder

Seasonal Affective Disorder (SAD) refers to a type of depression that occurs around the same time every year, usually around the fall and winter months. SAD may sometimes coexist with bipolar disorder and depression. People with S...

AD may become depressed, sleep excessively, withdraw from friends and family and experience low energy. However treatments like light therapy, a healthy diet, consumption of omega-3s and counseling can all help combat these symptoms.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.