https://www.cancer.gov/about-cancer/understanding/what-is-cancer

Feb 9, 2015 ... Explanations about what cancer is, how cancer cells differ from normal cells, and genetic changes that cause cancer to grow and spread.

https://www.cancer.org/treatment/survivorship-during-and-after-treatment/when-cancer-doesnt-go-away.html

Jan 14, 2019 ... It can be a chronic (ongoing) illness, much like diabetes or heart disease. ... Sometimes cancers that have spread or have come back in other ...

https://www.quora.com/Why-is-cancer-considered-a-disease-and-not-an-illness

You can be ill from a cold, an invasive tumor, or from a crushed vertebrae, and there are degrees of illness. Cancer is a disease, “a disorder of ...

https://en.wikipedia.org/wiki/Cancer

Cancer is a group of diseases involving abnormal cell growth with the potential to invade or ...... The euphemism of "a long illness" to describe cancers leading to death is still commonly used in obituaries, rather than naming the disease explicitly ...

https://www.medicalnewstoday.com/articles/323648.php

Nov 12, 2018 ... Cancer is the uncontrolled development of cells. After heart disease, it is the second most common cause of death in the United States.

http://needtoknow.nas.edu/id/threats/chronic-illness-and-cancer/

Looking for reliable information about the connection between infectious disease and chronic illness or cancer? The National Academies, advisers to the nation ...

https://www.mayoclinic.org/diseases-conditions/cancer/symptoms-causes/syc-20370588

Dec 12, 2018 ... Find out the basics about cancer, including symptoms, causes and treatments. Learn steps you can take to prevent cancer.

https://getpalliativecare.org/living-well-serious-illness-cathys-breast-cancer-story/

Mar 11, 2018 ... A diagnosis of stage IV breast cancer in 2012—the second time she had been diagnosed with this illness—halted her active and productive life.

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2515569/

Instead of our genes, our lifestyle and environment account for 90–95% of our most chronic illnesses. Cancer continues to be a worldwide killer, despite the ...

https://scopeblog.stanford.edu/2015/04/30/looking-at-cancer-as-a-chronic-illness/

Apr 30, 2015 ... Many of us think of cancer as a terminal illness, but as treatments have become more sophisticated, more and more people are living longer ...