There is data to back up that claim with reports from California and New York. In New York, the percentage of preschoolers found to have autism tripled from 1992 and 1999. In California, there was a 634 percent increase in autism cases from 1987 to 2002 (Glazer). One of the first reports that connected the MMR vaccine and autism came from a 1998 experiment by Andrew Wakefield and published in the Lancet. With that report coming out, the media spread it around along with their own headlines
There is data to back up that claim with reports from California and New York. In New York, the percentage of preschoolers found to have autism tripled from 1992 and 1999. In California, there was a 634 percent increase in autism cases from 1987 to 2002 (Glazer). One of the first reports that connected the MMR vaccine and autism came from a 1998 experiment by Andrew Wakefield and published in the Lancet. With that report coming out, the media spread it around along with their own headlines