An Unusually Aggressive Tick Species Is Spreading Across the Eastern U.S.
Bacterial InfectionLone star ticks are the main vector for a few types of bacteria that can cause the disease ehrlichiosis. The Centers for Disease Control and Prevention usually receives reports of more than a thousand cases of ehrlichiosis each year, with a record of more than 2,000 cases reported in 2019. Although that’s likely a…