Vaccines play a critical role in protecting children from serious diseases. One important early-life vaccine defends against Haemophilus influenzae type b (Hib), a dangerous bacterial infection spread through saliva or mucus—typically by coughing or sneezing. The Hib vaccine has saved tens of thousands of children each year from life-threatening complications. However, like all vaccines, it…

Immunizations are a highly-effective method of preventing childhood deaths and illnesses. While newborns and children used to be vulnerable to many potentially fatal viruses and bacteria, vaccinations allow children’s immune systems to fight off these diseases without suffering through them. One such vaccine is the DTaP injection, which is administered to infants at two months…