Every day I'm woken up by the sound of my phone buzzing to inform me of the best daily deal on a fish pedicure, a fantastic meal out or even this mornings offer - a bungee jump off tower bridge. And on my way to work I find myself thinking, should I buy it and if I don't, what will I miss out on?!

Well psychologists have dubbed this FOMO (fear of missing out) and I'm joined in the studio by Peter Briffett, MD of Living Social who's explaining the psychology behind the latest craze of group buying and why social media has changed the way we shop for good...