Sexually transmitted infections (STIs) are rising in Europe, especially gonorrhea and syphilis, among younger adults. But one STI has seen a huge drop in cases, and scientists don’t know why.

Source: https://www.dw.com/en/stis-in-europe-gonorrhea-and-syphilis-hit-record-highs/a-71585386?maca=en-rss-en-all-1573-rdf