Since the invention of the first vaccine in the 1700s, there has been controversy whenever a new vaccine is introduced. Are they safe? Do they work? Search the internet and find credible vs. questionable sites about vaccine usage. Using this information, what are your thoughts about the safety of vaccinations? Were you vaccinated as a child? Will you vaccinate your children? Etc. Then respond to two peer's posts regarding their thoughts on vaccinations. Do you agree or disagree with your peers and why?