The Growing Threat of Superbugs in the United States

A new report from the Centers for Disease Control and Prevention (CDC) has brought fresh attention to a serious public health problem in the United States: the rise of superbugs. These are germs, such as bacteria and fungi, that have changed in ways that make them resistant to the medicines used to kill them. When these germs become drug-resistant, they are much harder to treat, leading to longer hospital stays and higher medical costs.

According to the CDC, there are now 19 specific pathogens—germs that cause disease—that are considered a major threat to the public. These threats are ranked from "concerning" or "serious" to the most dangerous level, which the agency calls "urgent." Together, these pathogens are responsible for an estimated 9.7 million infections every year in the U.S., resulting in approximately 50,800 deaths.

Wendy Armstrong, the president of the Infectious Diseases Society of America, noted that these numbers are very worrying. She explained that doctors are seeing the real-world impact of these statistics every day. "Drug-resistant infections prolong hospital stays, drive up healthcare costs, and make it increasingly difficult for doctors to safely provide care," Armstrong said. She added that these germs make it harder to perform common medical procedures, including cancer treatments, organ transplants, and hip or knee replacements, because the risk of infection becomes too high.

Some germs are currently considered the most dangerous "urgent threats." One of these is Candida auris, a type of yeast that can cause life-threatening infections, especially in people who are already very sick. The number of reported cases of this yeast has grown significantly, rising from just 48 cases in 2016 to over 4,500 in 2023. Another major concern is a type of bacteria called Acinetobacter. This germ is a particular problem in hospitals and nursing homes, where it can spread through contaminated surfaces and medical equipment. In 2023 alone, this bacteria led to nearly 9,500 hospitalizations in the U.S.

Despite these alarming trends, there is some positive news in the report. The CDC noted that Clostridioides difficile, a bacteria that causes severe stomach issues, has moved down from the "urgent" list to the "serious" list. This improvement is largely due to better infection prevention measures, which have successfully lowered the number of cases since 2011. This shows that when hospitals and clinics follow strict cleaning and safety rules, they can effectively stop the spread of dangerous germs.

However, the agency is also keeping a close watch on new threats. Six new pathogens have been added to the CDC’s watch list, including drug-resistant versions of Haemophilus influenzae and certain skin-infecting fungi. These germs are being monitored because experts are not yet sure how much of a threat they will become, but they have the potential to cause significant harm if they continue to spread.

To address this growing crisis, many health experts are calling for government action. Wendy Armstrong has specifically urged Congress to pass the PASTEUR Act. This proposed law would create a federal program to support the development of new antimicrobial drugs—medicines that kill or stop the growth of microorganisms like bacteria. Currently, the bill remains stuck in congressional committees, leaving doctors with fewer tools to fight the most dangerous infections.

As the medical community continues to face these challenges, the CDC report serves as a reminder of the importance of infection control. Whether it is washing hands, cleaning medical equipment, or using antibiotics only when absolutely necessary, small actions can help slow the spread of these resistant germs. Without new medicines and stronger prevention strategies, the threat posed by these superbugs is likely to continue growing, putting more patients at risk during routine medical care.