It also provides an extensive library for patients, families, and staff. Many of today's hospitals assist patients in becoming more knowledgeable about their illness and its treatment options. This empowers the patient to become a more active participant in healing. Reducing noise is part of providing a comfortable environment. Many hospitals have reduced overhead paging systems, provided carpeted hallways, and chosen sound-absorbing construction materials to moderate noise and reduce stress.
Color is also important in healthcare design.
Research shows that warm and somewhat muted colors reduce stress. Natural wood and sunlight are used to depict warmth. People like to know where they are going and how to get there. The hospital's wayfinding program operates both outside and in. A Matter of Taste Hospital patients surveyed by the Journal of the American Dietetic Association felt that the smell, taste, and appearance of their food had a profound effect on their wellness.