In any biological system, if you put a living organism into an environment where it can thrive, with unlimited resources and no predators or competitors, it will always grow in the same fashion: ...
"If infections rise again, there is the potential that linear curves turn to exponential growth again - something people described as a second wave," Klimek concludes. Thurner, S., et al. (2020) A ...
Suppose you saw in the news that there was a new disease, and one person was hospitalized with it. There had been no hospitalizations before today—and yet, there had been 12,800 positive tests today ...