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National Institutes of Health exit disclaimer   —  U.S. Department of Health and Human Services exit disclaimer   

The Sister Study

Discovering how the environment and genes influence the risk of breast cancer.

About niehs

About NIEHS

The National Institute of Environmental Health Sciences (NIEHS) exit disclaimer is one of the institutes of the National Institutes of Health (NIH), exit disclaimer which is a part of the Department of Health and Human Services (DHHS). exit disclaimer The mission of the National Institute of Environmental Health Sciences (NIEHS) is to discover how the environment affects people in order to promote healthier lives. The NIEHS achieves its mission through multidisciplinary biomedical research programs, prevention and intervention efforts, and communication strategies such as training, education, technology transfer, and community outreach.


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