Babies get sick more easily than adults because their immune systems haven’t fully developed. They tend to contract illnesses more often and more severely than older children and adults. Babies can also suffer from allergies, and it can be difficult for new parents to tell if their baby is sick or simply experiencing allergies. Babies can’t tell you what the problem is, so it’s up to the parents to read the signs and figure it out for themselves. Check out this guide on how to tell if a baby has a cold or allergies. Symptoms of an illness Usually, babies…