The document discusses personal and environmental hygiene. It defines personal hygiene as maintaining cleanliness and grooming of the external body. Factors like culture, socioeconomic class, spiritual practices, developmental level, health state, and personal preferences can influence personal hygiene practices. Environmental hygiene is impacted by chemicals, pathogens, pollution, waste disposal, and communicable diseases in the environment. Nurses need to consider patients' hygiene needs and provide appropriate facilities while respecting cultural practices and individual preferences.