Tue 06 Jun 2004Hyperactivity in young children linked to food additivesFood additivesArtificial food colourings and preservatives have a "significant" impact on hyperactivity levels in very young children, according to new research from the UK.Removal of these substances from food and beverages could be in the long-term interest of public health and, in particular, could provide health benefits for children, according to the research team.