A bug’s life: MRSA has become a key election issue. But what is the truth behind the headlines? Biomedical scientist George Winter explains

This article explains what methicillin-resistant Staphylococcus aureus (MRSA) is, how it is spread and what the real challenges are in healthcare settings in the UK. It explores the different strains of MRSA and points out the main ways to control their spread. It is intended to be a reference source for all nurses.