Is the third Monday of January truly the saddest day of the year? CTV NewsBlue Monday isn’t real, but sadness is – and it plays a vital role in children’s development The ConversationDogs, dopamine dressing and microdosing nature: how to find January joy The GuardianWhy ‘Blue Monday’ is (not) the most depressing day of the year The Brussels TimesWhat happiness experts do when they feel down The Telegraph