1. The importance of infant vaccinations Infant vaccinations refer to vaccines injected in infants and young children to prevent a variety of diseases, including whooping cough, measles, influenza, etc. These diseases are very dangerous for infants and young children and can even be fatal. Therefore, vaccination is an important measure to protect the health of infants and young children. 2. Common types of vaccinations 1. Whooping cough vaccine: Whooping cough is a highly contagious respiratory disease