Classroom Questions Questions for ‘Vaccines help everyone — even the unvaccinated’ Most people think that vaccines only help those who get that shot in their arm. In fact, vaccines also limit the spread of disease to people who, for medical reasons, cannot be vaccinated. monkeybusinessimages/iStock/Getty Images Plus Share this:FacebookTwitterRedditGoogle ClassroomPrint By Science News for Students April 4, 2019 at 5:30 am Classroom questions are available for free with registration. Learn more Register to access: Client key* E-mail* Log in Already Registered? Enter your e-mail address above.