Obesity and cancer third most important risk factor for cancer in the United States, just behind tobacco and diet (see Figure). Obesity is the source of about 15% of all preventable cancers. In 2018, Chinese researchers performed a systematic review and comprehensive quantitative meta‐analysis of cohort studies reporting body mass index (BMI) and the risk of 23 cancer types, providing epidemiological evidence supporting the association between BMI and cancer risk. The strongest positive association between BMI and cancer risk was found among patients in North America. The mechanisms by which obesity may increase the risk of cancer are not well understood, but it
The Cancer Prevention and Treatment Fund with cancer, and provides training, continuing education, and information to health care professionals diagnosing and treating cancer. In partnership with the U.S. Department of Health and Human Services, the National Institutes of Health, the National Cancer Institute, and the Agency for Health Research and Quality, the Cancer Prevention and Treatment Fund/NRC produced Surgery Choices for Women with Early Stage Breast Cancer and a Spanish language version, Las primeras etapas del cancer de seno. With a grant from the DC Cancer Consortium and the Washington, D.C. Department of Health, the Fund produced a patient booklet (DCIS: What you need to Know)