A large new government study should reassure parents who are afraid that kids are getting autism because they receive too many vaccines too early in life.
The study, by researchers at the Center for Disease Control and Prevention, found no connection between the number of vaccines a child received and his or her risk of autism spectrum disorder. It also found that even though kids are getting more vaccines these days, those vaccines contain many fewer of the substances that provoke an immune response.
Autism Speaks, a major advocacy and research group, seems ready to move beyond the vaccine issue. , the group’s top scientist, praised the new study and says the result should clear the way for research on other potential causes of autism.
These include factors like nutrition, which can affect a baby’s brain development in the womb, Dawson says. Other factors could include medications and infections during pregnancy, she says, or an infant’s exposure to pesticides or pollution.
Read the whole story: NPR