5 of the Most Terrible Epidemics That Won’t Happen Again (thanks to vaccines)

When I think of modern-day epidemics – HIV/AIDS, meningitis, threats of H7N9 – I find it easy to feel like we are helpless, sitting vulnerable to the whims of nature and viral mutation. But it’s easy to forget that we are not without defense. Disease has always plagued mankind. While we fear novel coronaviruses and polio raising its head, we …