Add Yahoo as a preferred source to see more of our stories on Google. If “syphilis” sounds to you like an illness people got in another century, you’re not alone. For decades, the infection was widely ...

This 1966 microscope photo made available by the Centers for Disease Control and Prevention shows a tissue sample with the presence of numerous, corkscrew-shaped, darkly-stained, Treponema pallidum ...

A 5,500-year-old skeleton from the Americas has yielded the oldest genetic evidence yet of a bacterium closely related to the one that causes syphilis, forcing researchers to rethink when and where ...

Controversy persists regarding the appropriate duration of therapy with benzathine penicillin G in persons with early (i.e., primary, secondary, or early latent) syphilis (Treponema pallidum infection ...

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, ...