Vaccines protect against serious illnesses and help prevent outbreaks in the community. They are particularly important during early childhood when the immune system is still developing. Pediatricians follow a carefully researched schedule that times vaccines to maximize protection as children grow. Staying on schedule protects both your child and those around them, especially those unable to be vaccinated due to health reasons. If you’re concerned about a particular vaccine, your doctor can provide clarity and answer questions, helping you feel confident in your child’s immunization plan.