A longtime favorite among the health-conscious, spinach is packed with essential vitamins and nutrients.

It is indeed true that colds have to do with a cold weather. When your immune system is busy trying to keep you warm, it is less likely to fight off nasty viruses. During the colder seasons, changing temperatures can quickly mess with your immune system. Therefore, foods that warm us up can help fight off a cold. For example, hot soups, hot spices and warming drinks can really be a great thing to incorporate into your diet as the temperatures get colder. Even better though, is the right mix of vitamins and minerals in your daily diet. EAT SMARTER will give you the scoop on which 10 foods are the best at fighting off those nasty colds.