What’s behind modern vaccine fear, and why it matters
In April 2011, the worst measles outbreak to hit North America in a decade ignited at a Quebec high school. It likely started when a staff member at L’école Marie-Rivier in Drummondville, a rural town 100 kilometres east of Montreal, picked up the virus on her way back from the Caribbean, waiting for her luggage at the airport amid thousands of travellers returning from spring break. She had been back on the job for three days before going to the emergency room with a high fever and the telltale rash that starts around the face and creeps downward. Measles spreads mainly from person to person but also travels on droplets in the air, making it highly contagious—particularly in the swarming halls of a school. For most people, measles is like a lingering itchy flu, but others can suffer from pneumonia or, less commonly, swelling in the brain. In developed countries, it is fatal in one to two cases out of 1,000. Doctors quickly isolated the staff member in intensive care, and a public health official notified the principal. Continue reading