Researchers have analyzed ancient DNA from Borrelia recurrentis, a type of bacteria that causes relapsing fever, pinpointing when it evolved to spread through lice rather than ticks, and how it gained ...

A team of experts believe they’ve confirmed the first U.S. case of tickborne illness caused by a particular bacteria. The case involved a 75-year-old Alabama man who likely caught the germ from a lone ...

Recurring fever? Consider soft tick relapsing fever (STRF), a Borrelia bacteria infection transmitted to humans by way of soft-bodied ticks that, while rare, has been seen across western and ...

Researchers at the Francis Crick Institute and UCL have analyzed ancient DNA from Borrelia recurrentis, a type of bacteria that causes relapsing fever, pinpointing when it evolved to spread through ...

Researchers suspect a 75-year-old Alabama man came down with tickborne relapsing fever after being bitten by a lone star tick. James Gathany / CDC An Alabama man who came down with a rare tickborne ...