Polio has broken out before in Papua New Guinea, with the most recent incident happening in June of 2018, after a reported 20 ...

As U.S. childhood vaccination rates sway on a “knife’s edge,” new 25-year projections reveal how slight changes in national ...

The World Health Ogranization says wild poliovirus type 2 was eradicated in 1999, but the deadly disease has been detected ...

Around the world, 20% of children are not fully immunized, leading to 1.5 million child deaths each year from diseases that ...