One in four workers in Europe suffer from stress or other psychosocial difficulties according to Eurofound’s latest survey. But the work for a better work environment is a fight against a many-headed troll. The number of challenges typical of modern working life are increasing. The dangers in the service industry are different from those on the factory floor. As work to improve work environments shifts focus to psychological factors and positive measures, new dangers emerge because of new technology, like nano technology.