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Health & testing education

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

Human T lymphocyte from a healthy donor, viewed using scanning electron microscopy

Colorized electron micrograph of a human T cell with HIV particles

HIV education

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

HIV has been traced to primate viruses, historical specimens, and decades of genetic evidence. Learn how HIV affects the immune system, why it mutates, and how treatment works.

October 10, 2026

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