Quiz your knowledge of the most common digestive diseases and stomach problems such as acid reflux, GERD, gas, Crohn's disease, gall stones, and ulcerative colitis. Learn symptoms, causes, diagnosis, and treatments.
Be aware, though, that MMR is a live vaccine, so the two doses should be given at least four weeks apart. If your child has received a live single vaccine, they will have to wait at least four weeks until they can have the MMR vaccine. Read more about the difference between live and killed vaccines.
At a Glance. Vaccine-preventable disease levels are at or near record lows. Even though most infants and toddlers have received all recommended vaccines by age 2, many under-immunized children remain, leaving the potential for outbreaks of disease.ven though most infants and toddlers have received all recommended vaccines by age 2, many under-immunized children remain, leaving the potential for outbreaks of disease.