If the parents take good care of the child and the immune system is not destroyed, the child may not get sick and have a fever even once a year. If the baby’s immune system is poor, and parents do not take good care of the child’s clothing or often take the child to public places, after being infected, it is easy to catch a cold phenomenon, and thus the fever situation. So how many times a year does a baby have a fever depend on the care of the parents, the environment, and their own immune function. In daily life, we should do a balanced and reasonable diet, not partiality, picky eating, and ensure sufficient sleep every day. For clothing to wear according to the environment temperature appropriate increase or decrease, avoid going to the crowd of public places where the air does not circulate, to avoid letting the baby sick situation occurs.