Kurzgesagt details the “antibiotic apocalypse” in their latest video and it’s a doozy.
Basically, our willy nilly use of antibiotics to treat illness and our irresponsible antibiotic use in animals have created bacteria that have become immune to those antibiotics and could lead to a pandemic. Luckily, it’s not all bad! As bacteria evolves, we get smarter too. So it’s a race to stay ahead of the doom, basically.