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This July, it was reported that a woman from Washington State in the US had died of measles. It was the first measles death in the country in 12 years and comes after a huge spike in the number of cases of the disease. There is little doubt about what has caused the rise. The 'anti-vax' movement \u2013 activists who refuse vaccines believing them to be harmful to children \u2013 is vocal, vibrant and virulent. But with their claims proven time and again to be without any scientific basis, why are the 'anti-vaxxers' still going \u2013 and apparently growing?

(Photo: Measles Cell. Credit: Shutterstock)