Syphilis testing typically requires obtaining a blood sample and sending it to a lab. The wait for results ranges from hours to days. The FDA has authorized a new at-home syphilis test, a ...

For decades, syphilis testing meant first screening a patient with a nontreponemal test, such as the rapid plasma reagin (RPR) test, which identifies recent or untreated syphilis but can yield ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Gizmodo may earn an affiliate commission. Reading time 3 minutes ...