Christopher Carbone - U.S. Science and Technology Editor

In the season of longer, dark nights and days that appear grey and sunless, many people report increased feelings of moodiness or depression. People spend more time indoors under artificial light and less time outside as temperatures drop. Late fall and winter also correlate with multiple sugar- and alcohol-filled holidays, beginning with Halloween and continuing through Valentine's Day - and research indicates that regularly consuming both can increase feelings of sadness. About one in twenty American adults will develop seasonal affective disorder (SAD) - a type of depression that tends to begin in late fall and continue through the winter. Many others simply feel a sense of blah vibes and a lack of motivation. There are several ways that people can avoid feeling sad or depressed this winter, according to experts and research studies....read