Rocky Mountain spotted fever can be spread I\by the common brown dog tick. Until recently, it was thought that only two less common ticks could transmit the disease, which is found across the country and has a fatality rate as high as 20% when untreated. Rocky Mountain spotted fever is especially severe in children. Symptoms, including fever, nausea, vomiting, muscle pain, lack of appetite, severe headache and a rash, appearing one to two weeks after infection.

Good news: Antibiotics are effective when given early.

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