Antimicrobial resistance is a leading cause of death globally

In 2019, 1.27 million deaths were due to treatment-resistant infections

a culture dish showing Klebsiella pneumoniae bacteria

Escherichia coli, Klebsiella pneumoniae (shown here in a culture dish) and Staphylococcus aureus were the top three among the bacteria responsible for fatal drug-resistant infections worldwide in 2019.

Rodolfo Parulan Jr./Moment/Getty Images

Bacterial infections that don’t respond to treatment are a leading cause of death around the world.