Vitamin D Levels Linked to Lower Colorectal Cancer Risk
A study by an international group of researchers from organizations including the American Cancer Society finds that higher levels of vitamin D in the blood is associated with a lower risk for getting colorectal cancer.
Coffee and Cancer: What the Research Really Shows
In this interview, American Cancer Society researchers, Susan Gapstur, PhD, and Marjorie McCullough, ScD, provide insights into what studies to date really show when it comes to coffee and cancer, and discuss what other research is still needed.
Liquid Biopsies: Past, Present, and Future
In the future, doctors may be able to use a simple blood test to screen for several types of cancer. Right now, a lot of research is going on using cell-free DNA, circulating tumor DNA, and protein biomarkers for cancer. Dr. Len Lichtenfeld, deputy chief medical officer of the American Cancer Society, shares his insights on what's been done, and what it will take, to make sure such a test is useful to doctors and patients before it goes to market.
Slideshow: Study Highlights State of Smoking in US
Cigarette smoking has been declining in the United States over the past 50 years. In 1965, about 42% of adults smoked. As of 2015, 15% said they did. That’s progress. But not enough, according to a new paper that reviews smoking rates across different groups.