This article explores the medical benefits, legal debates, and ethical issues surrounding HeLa cells. It covers the history of clinical research, uses of HeLa cells, legal debates, and ethical issues. The article also discusses the medical benefits derived from HeLa cells, including the development of the HPV vaccine and mapping of the human genome. Additionally, it delves into the legal debates surrounding the use of HeLa cells without consent and the ethical issues surrounding privacy and ownership of genetic materials.