The Endocrinology and Reproduction Laboratory / Endocrinology, Reproduction, and Internal Environment Unit is a cutting-edge research center composed of a multidisciplinary team of nationally and internationally renowned professionals. This laboratory specializes in various lines of research addressing key areas of endocrine and reproductive health, with a particular focus on: - Endocrine-Reproductive Adaptation at Altitude: Studies how high-altitude environmental factors affect endocrine and reproductive functions in humans. Biological Properties of High Andean Medicinal Plants: Investigates the therapeutic potential of plants native to Peru. - Andrology: Focuses on the study of male reproductive health and its associated factors. - Maternal and Child Health: Analyzes the determinants of health in the critical stages of motherhood and childhood. - Reproductive Health: Develops projects aimed at promotion, prevention, and treatment in the field of sexual and reproductive health. - Environmental Health: Addresses the impacts of environmental factors on human health, especially in relation to reproduction and general well-being. In addition, the laboratory plays a crucial role as a collaborative research training center, especially in the fields of reproductive and environmental health. It has been a training ground for numerous undergraduate and graduate students, who have developed their theses in this environment. Over the years, it has stood out for its contribution to science through publications in indexed scientific journals and its participation in national and international scientific events, obtaining numerous awards that attest to the quality and impact of its work. This laboratory not only contributes to the advancement of science, but also positions itself as a benchmark in research applied to public health and endocrine and reproductive medicine.