The White House's order attempting to overhaul the vaccine schedule could subject children to more needles and more disease risk, world health leaders say.

President Trump signed an executive order on Monday about vaccines, saying children should get fewer. His administration has been blocked in the courts from changing the vaccine…

President Donald Trump will sign an executive order on Monday focused on childhood vaccines, according to White House press secretary Karoline Leavitt.

Explainer: Why Trump's childhood vaccine policy is sparking controversy-