Matthew in Beaumont, Texas

Cindy and her son, Matthew, are featured in this "Vaxxed" video from the archives. In his early years, Matthew was hitting all of his milestones: "Walking, talking...everything was on time. Everything was great." But, as Cindy explains, "He received his chickenpox vaccine, and things really started to deteriorate from then on....My happy, healthy baby boy — in a matter of four days — went into a near-vegetative state of being....And now, every day is a different challenge." Hear their heartbreaking account on CHD.TV.