A primary bacterial infectious disease that has_material_basis_in Borrelia miyamotoi, which is transmitted_by the blacklegged tick (Ixodes scapularis), the western blacklegged tick (Ixodes pacificus), the taiga tick (Ixodes persulcatus), or the castor bean tick (Ixodes ricinus). The infection has_symptom fever, headache, chills, muscle pain, joint pain, asthenia, fatigue and nausea, and rarely relapses.