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Welcome to eGyanKosh, your comprehensive resource for academic materials provided by the Indira Gandhi National Open University (IGNOU). In this section, we present Unit-5 of the History of HIV/AIDS study material, a crucial component for students pursuing courses related to health and social sciences in 2025. This unit delves into the historical context, societal impacts, and evolving understanding of HIV/AIDS, offering valuable insights for both learners and educators. Best of all, this study material is available for free download, ensuring that you have access to essential knowledge at your fingertips. Explore the past to understand the present, and empower your learning journey with us!