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Official website

of the Commonwealth of Pennsylvania

    The .gov means it's official.

    Local, state, and federal government websites often end in .gov. Commonwealth of Pennsylvania government websites and email systems use "pennsylvania.gov" or "pa.gov" at the end of the address. Before sharing sensitive or personal information, make sure you're on an official state website. 

    Lyme disease is the most reported tickborne disease in Pennsylvania. Anaplasmosis in the second most common. Click the links below to learn more about tickborne diseases in Pennsylvania.