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Health & testing education

Clear, scientifically referenced articles on infectious disease, drug testing and rapid diagnostics.

Colorized electron micrograph of a human T cell in blue with many small HIV particles in yellow attached to its surface

HIV

What Is HIV? Its Origins, How It Affects the Immune System, and Why It Mutates

Explore what HIV means, its origins in primate SIV, the 1959 discovery, immune-system damage, viral mutations, treatment, and scientific evidence.

October 10, 2026

Articles are for educational purposes only and are not medical advice.