There is a common statement that prevention is better than cure. However, this remains controversial as the safety and effectiveness of vaccination are continually contested. The main debate is whether or not vaccines are safe for humans. According to the Public Health Agency of Canada (PHAC), all vaccines used in Canada and around the world are thoroughly tested and approved for use to protect children and adults from many diseases and disabilities. Additionally, the World Health Organization (WHO) has indicated that vaccination is a proven tool to control and eliminate life-threatening infectious diseases and would prevent between 2 and 3 million deaths each year. It is one of the most cost-effective health investments, with proven strategies that make it accessible to even the hardest-to-reach and most vulnerable populations. Vaccinations are the safest way to protect an individual from brain, heart, and lung diseases and even death, and do not require any major lifestyle changes. Vaccinations are free and safe for several reasons. This essay argues that vaccines are safe and cost-effective ways to provide preventative medicine. First, vaccines prevent disease, infection and disability. The CDC recommends vaccination from birth through adulthood to provide lifelong protection against many diseases and infections, such as influenza, pneumococcal disease, hepatitis, and polio. According to the WHO, approximately 50,000 adults in the United States die from vaccine-preventable diseases. Just like eating healthy foods, exercising and getting regular checkups, vaccines play a vital role in keeping people healthy (PHAC). Furthermore, research describes that unvaccinated children have a much greater risk...... middle of paper...... 2011 due to the cessation of vaccination proves that the vaccine is necessary to prevent diseases, infections and disabilities. However, it is important to assess the patient's health and allergies before administering a vaccine to minimize side effects. In conclusion, there is ample evidence that vaccination is an essential part of reducing vaccine-preventable diseases and is important for everyone, regardless of age and country. where live. Vaccination protects individuals and communities by preventing the spread of disease. Vaccination is one such preventive intervention that may provide economic benefits beyond just health benefits. Studies show that disease prevention through vaccination far outweighs the risks. Vaccines allow the individual to develop immunity in a controlled, safe environment and are continually monitored for safety and effectiveness..