This document provides information about hygiene. It begins by defining hygiene and its importance for health. It discusses different types of hygiene including personal, environmental, social, industrial, and food hygiene. It also covers factors influencing hygiene practices and definitions of personal hygiene. Specific aspects of personal hygiene like oral hygiene and care of eyes, nose, and ears are described in detail including purposes, procedures, articles needed, and potential complications of neglected care. The document emphasizes the nurse's role in maintaining patients' personal hygiene.