The measles outbreak in Texas has quickly grown to 146 cases. One child has died. NBC News answers readers' questions about the disease, vaccines and government response.

Vaccine hesitancy has been rising for years in the United States. Doctors and parents in one rural county are confronting the consequences.

The measles outbreak in Texas has reached nearly 150 cases, according to a Friday morning update from the state health department. The agency said 146 cases have been identified since late January. Twenty of those patients have been hospitalized, and one school-age, unvaccinated child has died.