Are the winter blues a real thing?
Many people in Ireland experience what is known as seasonal affective disorder, a form of depression which recurs during the winter months.
It can be caused by a change in melatonin levels, partly from a lack of sunlight.
Dr Ray Walley joined us for our weekly medical consultation to talk about this condition and how it can be treated.
Listen to the interview in full by pressing the play button on this page.