Staphylococcus is common on the skinDENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARYBy Sam WongParticular strains of Staphylococcus aureus bacteria have been linked to skin irritation in children with eczema, suggesting that the microbes that live on our skin play a role in the disorder. Eczema affects up to 20 per cent of children, periodically causing...