Outbreak!: 50 Tales of Epidemics that Terrorized the World went viral before it even came out. The heinous, vile, terrorizing kind of viral. Like "Friday," except Outbreak!'s viral permeations literally killed millions and millions of people, not just little parts of their souls.
Beth Skwarecki's catalogue of the 50 worst epidemics to get shared on the social media platform World History goes into "gruesome detail" about delightful biological predators including:
- The Sweating Sickness - 15,000 victims in the 15th and 16th centuries.
- Syphilis, aka the "French Disease," which they, in an uncharacteristic move on the part of the French, shared with all the rest of Europe in the late 15th century.
- Tuberculosis, the "romantic disease." In the 1800s it caused up to 25% of all deaths in Europe. Probably why it gets Best Supporting Actor in a Drama roles in La Boheme, La Traviate, and Les Miserables.
- The worldwide influenza outbreak of 1918 - killed 3% of the entire population.
- The sudden intro of HIV in the 1980s.
- The spread of Ebola in West Africa in 2014.