This is an extension text in the "Skills for Caring" series which is aimed at health and social care workers and which reflects the standards necessary to obtain National Vocational Qualifications in care work. This text looks at infections and their effects and at the need for personal and environmental cleanliness. It also explores how the care worker can promote good hygiene practices. The books in the "Skills for Caring" series have been widely field-tested and can be used for group or for individual study.