Tuberculosis returns as top infectious disease killer, WHO says Reuters.com8 million people were infected with TB in 2023. WHO says that’s the highest it has seen The Associated PressThe disease that's now overtaken COVID-19 as the world's top infectious killer SBS NewsTB is once again the world’s deadliest infectious disease, analysis finds EuronewsGlobal Tuberculosis Report 2024 World Health Organization (WHO)