Terms of use
By using Cancer Explained, you agree to these terms. They’re short and plain on purpose.
Medical emergency? If this is a medical emergency, call your local emergency number (in the U.S., 911) or go to the nearest emergency room right away. Do not rely on this website in an emergency.
Educational information only
Cancer Explained provides general educational information based on National Cancer Institute resources. It does not provide medical advice, diagnosis, or treatment recommendations. Always consult a qualified healthcare professional for decisions about your health. Please read our medical disclaimer in full.
No doctor–patient relationship
Using this site, contacting us, or using any tool, chat, or form here does not create a doctor–patient or other professional relationship between you and Cancer Explained or National Cancer Information Foundation. The site is a learning resource — not a provider of care.
Always consult a healthcare professional
Nothing on this site should replace the advice of your physician or another qualified health provider. Never disregard professional medical advice, or delay seeking it, because of something you read here.
Accuracy and “as is”
We work hard to explain trusted information faithfully, but we make no warranties that the content is complete, current, or error-free. The site is provided “as is.” For the most complete and current information, read the original source linked on each page.
Third-party resources and links
For your convenience, this site may link to government, academic, and nonprofit resources. We do not control those sites, and we do not guarantee the completeness or accuracy of third-party resources. We are not responsible for the content, policies, or practices of any external site.
Content and attribution
Our explanations are based on educational resources from the National Cancer Institute. NCI does not endorse this site. Cancer Explained is not affiliated with the National Cancer Institute, the National Institutes of Health, the CDC, the American Cancer Society, or the World Health Organization. Trademarks and content belonging to others remain theirs.
Content license and reuse
Unless a page says otherwise, Cancer Explained’s original text, page structure, design, and educational tools are owned or controlled by National Cancer Information Foundation. You may link to our pages and quote short excerpts with attribution. Please do not copy whole pages, remove source links, imply endorsement, or reuse third-party source material, logos, images, or trademarks from our pages unless you have the right to do so.
Copyright and IP notices
If you believe something on this site infringes your copyright or other rights, email legal@cancerexplained.org with the work you believe is infringed, the Cancer Explained URL, your contact information, and enough detail for us to review the issue. We may remove, disable, or revise content while we investigate.
User submissions
If you submit feedback, corrections, stories, tribute messages, comments, or other material, you give us permission to receive, review, moderate, edit for clarity, and use that material for operating and improving the site. Please do not submit private medical information unless a feature specifically asks for it. We may decline or remove submitted material for safety, privacy, legal, editorial, or mission reasons.
Acceptable use
Please use our chat, contact forms, and other interactive features respectfully and lawfully. Do not submit unlawful, abusive, misleading, or harmful content; do not attempt to disrupt, overload, or gain unauthorized access to the site; and do not use the site to collect information about others. Do not send sensitive personal or medical information through a form or chat unless that feature specifically asks for it. We may remove content or limit access to keep the site safe and available.
Limitation of liability
To the extent permitted by law, Cancer Explained and National Cancer Information Foundation are not liable for any loss or harm arising from your use of, or reliance on, the information or features on this site.
Changes
We may update these terms from time to time. Continued use of the site means you accept the current version. Questions? Email us at info@cancerexplained.org.
Cancer Explained is a project of National Cancer Information Foundation, a Wyoming public benefit nonprofit corporation.