Though food is supposed to be one of life's simple pleasures, few things cause more angst and confusion, especially at this time of year as many of us struggle with diet-related New Year’s resolutions. We're constantly bombarded with advice about everything from red meat to pomegranate juice. Trying to make sense of all that advice—much less follow it—can be overwhelming. In his new book, Coffee Is Good for You, health journalist Robert J. Davis, PhD, sifts through the science and reveals what's believable and what's not when it comes to healthy eating and weight loss. Here are seven things Davis says you can probably cross off your list of concerns in the new year: