The lack of sunlight from shorter winter days can bring on depressive symptoms, and social isolation is common among people with seasonal affective disorder.
Mandatory Credit: BenAkiba/E+/Getty Images
Stories this photo appears in:
Seasonal affective disorder doesn’t mean SADNESS. - 6 self-care tips to fight the blues
The start of a new year means continued short days and long nights. While some might be unhappy over the lack of daylight outside, millions of people have to worry about a more severe type of sadness: the winter blues.

