Fox News medical contributor Dr. Nicole Saphier breaks down the spread of measles cases and the 'emotionally charged' debate over vaccines.

Opting against vaccines may uphold ideas of personal freedom, but it has doomed the county at the center of the Texas measles outbreak

A child has died of measles in Texas, officials said — the first death from the highly contagious disease the United States has seen in a decade. The school-age child was not vaccinated, according to the Texas Department of State Health Services.