Flu season hits hard, and kids are always the first ones to catch it. One day they are running around with full energy, and the next day they are lying on the couch with a fever and a runny nose. Every parent wants to keep their child healthy, strong, and active all season long. The best thing is that small daily habits and specific vitamins for children are very beneficial. Why children get sick so easily in flu season: Children have immune systems that are still growing and learning. Their bodies have not yet built up the same level of defense that adults have. Cold weather keeps kids indoors, close…