The origin of the name Rocky Mountain spotted fever comes from the disease’s discovery in Idaho in the late 1800s and its initial prevalence in the Western U.S.

Rocky Mountain spotted fever (RMSF) is a bacterial infection that you can get after a tick bite. Most people get this infection in spring and summer, warm months when ticks are most active.

Rocky Mountain spotted fever is endemic to the southwestern U.S. and northwestern Mexico, although it is also prevalent in Arkansas, Missouri, North Carolina, Tennessee and Virginia, where more ...

Lyme disease, which infects an estimated 300,000 people in the U.S. every year, is the country’s most common tick-borne disease. But the deadliest tick-borne disease in the U.S. is actually Rocky ...

As summer returns and people begin to spend more and more of their time outdoors, tick-borne illnesses like Rocky Mountain Spotted Fever are once again a major concern. According to the Centers ...

Rocky Mountain spotted fever is one of a group of diseases called spotted fever rickettsiosis. The bacteria that cause these spotted fevers live in organisms such as ticks, fleas, and mites ...

Rocky Mountain spotted fever is the most severe and most frequently reported rickettsial illness in the United States, and has been diagnosed throughout the Americas. Some synonyms for Rocky ...

The Centers for Disease Control and Prevention issued a warning to the public Friday about Rocky Mountain Spotted Fever after three out of five cases died in California this year.

Rocky Mountain spotted fever is a bacterial infection spread by biting ticks to humans and dogs. Found on every continent except Antarctica, the infectious disease has been spreading since the early ...

People with Rocky Mountain spotted fever typically develop symptoms one to two weeks after being bitten by an infected tick. They can develop fever, nausea, headache and muscle pain. As the bacteria ...

Rocky Mountain Spotted Fever, the deadliest tick-borne disease in the U.S., is a big problem on tribal lands in the Southwest. A community-led response on Apache lands in Arizona is helping save ...

In Mexicali, Mexico, an uncontrolled epidemic of Rocky Mountain spotted fever, one of the deadliest tickborne diseases in the Americas, has affected more than 1,000 people since 2008.