Burning out has become a phrase thrown around almost as often as anxiety. But being stressed and overworked is not actually burnout. There is  more to it.Individuals can’t fight burnout alone - things have to change in our organisations. This is what the ‘pioneer’ of burnout theory and research has found.It’s Christina Maslach's measurement tool that’s been used by workplaces and the World Health Organisation to assess if someone’s burning out - the Maslach Burnout Inventory.