Vaccination protects the lives of children from life-threatening diseases and preventable disease complications, which could include amputation of body parts, paralysis, brain damage, and death. Scientists constantly conduct research for a vaccine before it can be approved by the FDA. Additionally, research conducted by the National Institute for Communicable Disease Control and Prevention has demonstrated the effectiveness of vaccines. Likewise, immunizing children protects society by preventing the spread of diseases. If infected children are not immunized, they could spread the disease to other young children, who cannot be vaccinated. Cases of several infectious diseases have declined dramatically in the United States. However, numerous diseases are still common in other countries and are brought to the United States by international travelers. Accordingly, there should be a national law for compulsory vaccinations