Tuberculosis has likely reclaimed its spot as the worlds deadliest infectious disease.

While its incidence remains low in the U.S., TB has recently become more common across the globe.

The lateststatus update on TBcame last week in the CDCs Morbidity and Mortality Weekly Report.

An illustration of Mycobacterium tuberculosis bacteria, the rod-shaped bacteria that causes tuberculosis.

An illustration of Mycobacterium tuberculosis bacteria, the rod-shaped bacteria that causes tuberculosis.Illustration: Kateryna Kon (Shutterstock)

TBis triggered by Mycobacterium tuberculosis.

Acute cases of TB usually result in respiratory symptoms like chest pains, chills, and coughing up blood.

But TB has been on the rise globally.

US President Donald Trump during a meeting with Giorgia Meloni, Italy’s prime minister, not pictured, in the Oval Office of the White House in Washington, DC, US, on Thursday, April 17, 2025.

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