Frequently Asked Questions
HOW DO I FIND OUT MORE?
How can I learn more and have my questions answered about the Sister Study?
Please call our toll-free number, 1-877-4SISTER, and follow instructions for enrolled participants. A Sister Study Help Desk staff member will answer your questions. Also, our web site address is www.sisterstudy.org
I would like to speak to a member of the Sister Study staff about the study.
A member of our staff will be happy to answer your questions about the study. You can reach a member of the Sister Study staff by calling our toll-free number 1-877-4SISTER and asking for the Sister Study Help Desk, or emailing us at info@sisterstudy.org
Is there a physician on staff who could talk to me about breast cancer?
The Sister Study does not have a physician on staff. We are not in a position to provide medical advice. If you need to find a doctor or have questions about breast cancer, you should contact your local health department, the American Cancer Society, or other organizations better qualified to provide you with breast cancer information. Links to some of these organizations are listed below and are also updated regularly on our web site at www.sisterstudy.org
How can I find out if the Sister Study is legitimate?
You can contact the Public Affairs / Communication Office at the NIEHS
at (919) 541-0073.
Where can I find out more about breast cancer risk factors, diagnosis, and treatment?
Here are some breast cancer resources, including some with experts available to answer your specific questions.
Click here for a list of breast cancer resources.







