What is a Tumor, Exactly?

A tumor, also known as a neoplasm, is an abnormal swelling or enlargement within the body caused by cells dividing more than they should or not dying when they should.  What is the difference between a tumor and cancer?  Although the words “tumor” and “cancer” are often used interchangeably, they aren’t synonymous. A noncancerous (benign) … Read more

Cancer, Herbicides, and Pesticides: What’s the Link?

While pesticides and herbicides — substances used to control pests and weeds, respectively — can be toxic to humans when ingested, researchers are not sure if exposure to these compounds are linked to a higher risk of cancer. Timothy Rebbeck, PhD, a cancer epidemiologist at Dana-Farber Cancer Institute and the Harvard T.H. Chan School of … Read more