How the weather affects our mood

We often talk of our mood with reference to the weather: gloomy, sunny or under a cloud. But does the weather actually affect our mood? Nick Haslam, Professor of Psychology at the University of Melbourne, describes how sunny skies and rainy days can influence our mood and consequently change our behaviours. This episode of TCTV is a co-production between SBS World News and The Conversation. See more at: theconversation.com