Location: Countrywide  Event: During the last six weeks, three adults have had fatal infections with Rickettsiosis rickettsii disease in areas just east and south of San Jose in Cartago and Aserri.  Rickettsiosis rickettsii, also called Rocky Mountain Spotted Fever (RMSF), is transmitted by ticks.  The U.S. Centers for Disease Control and Prevention (CDC) reports that severe illness is ... Read More»