Summary:
- Vaccines have a long and fascinating history, dating back centuries. Early attempts at vaccination involved using material from cowpox to protect against smallpox.
- Over time, scientists made important discoveries that led to the development of more effective and safer vaccines. This includes the work of Louis Pasteur, who created vaccines for rabies and anthrax.
- Today, vaccines are a critical tool in public health, preventing millions of deaths each year from diseases like measles, polio, and COVID-19. Ongoing research continues to improve vaccine technology and expand their use.