Page 24 - EatingWell Special Edition Superfoods 2019
P. 24

DOES                       A       CANCER-



                                    PREVENTION                                                     DIET



                                            REALLY                                EXIST?




                        The thinking about how lifestyle and diet affect your risk of cancer
                                   is always shifting. Here’s what you need to know now.


                                                                     BY LAURA BEIL





















                     T              his year, more than 1.7 million Ameri-        veggies to fight cancer and other chronic diseases,
                                                                                                                     convincing
                                                                                                                and
                                    cans will learn they have cancer. Re-
                                                                                                                                   body
                                                                                      backed
                                                                                                   a
                                                                                               by
                                                                                was
                                                                                                     “diverse
                                    searchers have been working for de-
                                                                                of evidence.” Now there’s evidence that is more
                                           to
                                                      that
                                               bring
                                    cades
                                                            headlines
                                                                        sug-
                                                                                    The Nurses Health Study and the Health Profes-
                                    and—despite     recent  number    down        diverse—and less convincing.
                     gesting that a lot of cancer is just “bad luck”—the  sionals Study, which combined followed more than
                     American Association for Cancer Research says  100,000 men and women for more than a decade,
                     at least half of all cancer deaths are, in fact, pre-      reported in 2004 that fruit and vegetable consump-
                     ventable if we keep a normal weight, exercise, use  tion did not affect cancer risk. That was followed


                     sunscreen,   eat  a  healthy  diet,  don’t  smoke,  etc.   by similar findings from Greece and Japan. And
                     Straightforward, right? If we only knew what an  finally, a 2010 analysis of 500,000 Europeans had

                     anticancer diet looked like.                               results so disheartening that some skeptics went
                        A generation ago, eating fruits and vegetables  so far as to declare the five-a-day “promise” sim-

                     seemed like the answer, with estimates that they  ply a myth perpetuated by the produce industry.
                     might lower your risk of 78% of all cancers. At one            So  should   we  pass  the  bacon   cheese  burgers
                     point, experts at the National Institutes of Health        and ditch broccoli and salads? Not exactly. Rather
                     confi rmed   that  the  multimillion-  dollar  5-A-Day     than negating the value of vegetables, the under-
                     campaign,    which   encouraged     eating  fruits  and    lying message is: you can’t count on easy, singular




         20         E A T I N G W E L L
   19   20   21   22   23   24   25   26   27   28   29