Earlier this week, the U.S. Food and Drug Administration restricted access to updated COVID-19 shots. In June, Kennedy ousted all 17 members of the vaccine advisory committee at the CDC, replacing them with some members who are vaccine skeptics. Alissa and other experts say rampant confusion around the shots, including federal officials casting doubt, is exacerbating the problem. “There’s different kinds of reasoning: the ingredients of the vaccine, the side effects of the vaccine, ‘vaccines don’t work.’”But research consistently shows vaccines protect children from serious illness. But the American Academy of Pediatrics recommends COVID-19 shots for children 6 months to 2 years.