The Bubonic Plague and These 4 Other Diseases Surprisingly Still Exist Today

From a disease that humans had over 9,000 years ago to one that wiped out millions of people — these serious diseases still impact people today.

By Allison Futterman
Sep 10, 2024 6:00 PM
Bubonic plague
(Credit: MichaelTaylor/Shutterstock)

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Medical diseases have existed since ancient times. We’ve read about the horrors of the bubonic plague in history lessons, but did you know that even the plague technically still exists today?

Over time, modern medicine has eradicated some of the most devastating diseases in the U.S., like smallpox, polio, rubella, malaria, and diphtheria. However, diseases like tuberculosis (TB) and the mumps do continue to exist. While it may surprise you that the following five diseases still exist today, we have come along way to treating them as well.

1. Leprosy

Mycobacterium leprae (Credit: Kateryna Kon/Shutterstock)

According to the Centers for Disease Control and Prevention (CDC), approximately 225 Americans are diagnosed annually with leprosy, otherwise known as Hansen’s Disease. Mycobacterium leprae causes the bacterial infection, leprosy, and primarily affects the nerves and skin. It causes skin discoloration, nodules, and burning, which can lead to disfigurement if not treated. Numbness can also occur, typically in the hands and feet.

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