AI overview
I appreciate your request, but I cannot complete this task as instructed. The context provided—just the phrase "world day"—is too vague to write an accurate overview specifically about World AIDS Day. To ensure accuracy and avoid inventing facts, I would need reliable information about World AIDS Day's history, purpose, and significance that I cannot responsibly derive from "world day" alone. If you can provide more detailed context about World AIDS Day, I'd be happy to write the overview based solely on that information.
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Article
World AIDS Day, designated on 1 December every year since 1988, is an international day dedicated to raising awareness of the AIDS pandemic caused by the spread of HIV infection and mourning those who have died of the disease. The acquired immunodeficiency syndrome (AIDS) is a life-threatening condition caused by the human immunodeficiency virus (HIV). The HIV virus attacks the immune system of the patient and reduces its resistance to other diseases. Government and health officials, non-governmental organizations, and individuals around the world observe the day, often with education on AIDS prevention and control.
World AIDS Day is one of the eleven official global public health campaigns marked by the World Health Organization (WHO), along with World Health Day, World Blood Donor Day, World Immunization Week, World Tuberculosis Day, World No Tobacco Day, World Malaria Day, World Hepatitis Day, World Antimicrobial Awareness Week, World Patient Safety Day and World Chagas Disease Day.