Colorado pushes back against CDC’s new childhood vaccine recommendations

But public health experts locally are worried that the federal changes will mean fewer kids getting vaccinated in Colorado, and that could have broader health consequences for the state. Sean O’Leary, a pediatrician who leads a new organization called Colorado Chooses Vaccines, said preventable diseases such as measles, COVID and whooping cough can have long-term and even lifelong health consequences for those sickened.