An image from an electron microscope of Treponema pallidum, the bacteria that causes syphilis. In 2022, the number of reported cases of syphilis in the United States was the highest it has been since ...

For some, the world suddenly goes blurry. Others describe it as having a dust storm in your eyes, or being shaken up in a snow globe. People might see flashing lights or black spots drifting through ...

If “syphilis” sounds to you like an illness people got in another century, you’re not alone. For decades, the infection was widely considered a disease of the past. But after years of decline, ...

Congenital syphilis has become more than ten times as common over the past decade, the C.D.C. reported. “The situation is dire,” said one expert. By Apoorva Mandavilli See more of our coverage in your ...