plague

“Elections are a measure of ordinal preferences. As long as you care enough to vote, it doesn’t matter how much you care about the election outcome, as everyone’s voice is the same.
“The bacteria Yersinia pestis, which causes the plague, is thought to be responsible for up to 200 million deaths across human history — more than twice the casualties of World War II.
Prion diseases are rare progressive neurodegenerative disorders that affect both humans and animals.