Medically reviewed by Peter C. Enzinger, MD Barrett’s esophagus is a complication of gastroesophageal reflux disease, or GERD, and can sometimes be a precursor for esophageal cancer. The condition occurs when the tissue lining the esophagus (the tube that carries food from the mouth to the stomach) begins to resemble tissue that lines the intestines … Read more
If you have received a positive result from a GRAIL Galleri test, which is a multi-cancer early detection (MCED) blood test, you need further testing to determine if you have cancer. If you have a positive GRAIL test, that means the test has found a signal that is associated with cancer and requires investigation. Other … Read more
You might have heard the buzz about ultraprocessed foods being unhealthy. But what are they, exactly? And are they really all that bad? A lot of familiar and, frankly, favorite foods fall into the ultraprocessed food category, so it’s good to get the facts about the risks and expert tips for making your shopping cart … Read more
What are PD-1 and PD-L1? PD-L1 is a protein on the surface of some cancer cells that interacts with the PD-1 protein on T cells of the immune system to thwart an immune attack on the cancer. It’s one of the tools that cancer cells use to escape an attack by the immune system and … Read more
The link between alcohol consumption and personal health has long been a controversial subject. For several decades, research has found conflicting evidence regarding alcohol’s physical effects—often resulting in ever-changing headlines and diet trends. Stacy Kennedy, MPH, RD, a senior clinical nutritionist at Dana-Farber Cancer Institute, discusses the risks and benefits often associated with alcohol. … Read more
Mastocytosis is a rare type of mast cell disorder characterized by the abnormal accumulation of mast cells in various organ systems such as the skin, liver, spleen, intestine, or bone marrow. It is one of two major types of mast cell disorders; the other major, more common type is mast cell activation syndrome. To keep … Read more
Often associated with professional athletes, smokeless or chewing tobacco is a major risk factor for several cancers, including oral, esophageal, and pancreatic cancer. While “chew” and “snuff” won’t be making their way to ballparks in Boston this baseball season, thanks to a citywide ban at all professional and amateur sporting venues, the habit is addictive … Read more
CVS Caremark announced this week it will stop selling cigarettes and tobacco products in order to promote the health and well-being of its customers. The new policy will take effect October 1, 2014. “This step sends a powerful signal that tobacco products have no place at a retail organization dedicated to health,” says Dana-Farber President … Read more