Kentucky Roman Catholic priest Jim Sichko visits the Vatican often as one of Pope Francis' missionaries of mercy and he often brings the pontiff gifts. Last year, Sichko asked to the pope to sign some ...

A growing measles outbreak in west Texas has infected 48 people, according to official state data released Friday -- the ...

Longtime anti-vaccine critic Robert F. Kennedy was confirmed Tuesday as the new Secretary of Health and Human Services. Here's what to know now.