Just because it's winter doesn't mean you should skip the produce aisle. For starters, the cold months are the perfect time to branch out to bolder fruits, and some of the best hit their peak just in time to snap your tastebuds out of their winter funk. "Many offer a great combination or sweet flavor and an acidic tang," says chef Theo Roe of the Culinary Institute of America. "They're refreshing and can provide a nice mental boost during long, cold winters." We selected the five on this list because they also have health-boosting potential. But here's the catch: A healthy diet is made from more than just fruit. Canadian scientists recently compared the cancer-protective properties of 33 vegetables and found that the most powerful tumor fighters - brussels sprouts, leeks, beets, and kale -...