The lack of daylight hours during the winter can throw off our circadian rhythm – this is the pattern our bodies follow in a ...

Try light therapy if you're fighting fatigue from the time change or struggling with seasonal depression. Here's how it works ...

According to experts, springing forward is the most disruptive of the two time changes we encounter. Our circadian rhythms, ...

Major depressive disorder with seasonal patterns, also known as seasonal affective disorder, causes symptoms similar to ...

The Mayo Clinic defines seasonal affective disorder, or SAD, as a type of depression related to changes in seasons. Symptoms typically arise in the fall and last through the winter and include ...

Longer, darker days in winter can leave people feeling flat, low and lethargic which are all symptoms of seasonal affective disorder (SAD). During winter, the UK sees around seven hours of sunlight a ...

During winter, people typically see higher rates of mood decline from adjusting to the time change and reduced hours of daylight, according to the American Psychiatric Association. About 5% of ...