They say that when there's an 'r' in the name of the month, flu is in the air! It's certainly true that your baby is more susceptible to the flu in these months. Just like the more common cold, flu is an infection of the respiratory tract. However, it can be more serious, and presents different symptoms. In this article, we'll explain the difference between a cold and the flu, how to treat a baby with a fever, and what to do if your child has the flu.