NIEHS Home page | National Institute of Environmental Health Sciences

The NIEHS website is the official portal for the National Institute of Environmental Health Sciences, offering authoritative research, news, and resources on how environmental factors influence human biology. It features searchable grants, training programs, and scientific publications, plus tools for researchers and health professionals. Free access makes it a reliable hub for data-driven insights on environmental health. NIEHS stands out with decades of federal leadership, peer-reviewed science, and collaborative networks that translate findings into prevention strategies. Its unique advantages include large cohort studies, advanced laboratories, and community partnerships that link environmental exposures to disease outcomes. The site emphasizes open data, rigorous methods, and clear communication for both experts and the public. Typical users include scientists, public health practitioners, educators, students, and policy makers seeking evidence on air, water, chemicals, and climate impacts. Community organizations and journalists also rely on NIEHS for trusted summaries and updates. The site supports grant applicants and trainees with guidance and funding opportunities. Founded in 1966, NIEHS is a key institute within the U.S. National Institutes of Health, shaping national and global environmental health agendas. Its technical strengths span genomics, toxicology, and exposure science, reflected in transparent reports and multimedia resources.