The Lenawee County Health Department is warning residents about a rise in confirmed Lyme disease cases in the county this year.
As of July 1, county health officials have reported 10 cases of the disease in 2025. Officials warn that if that trend continues, cases could double by the end of the year, marking the highest number in the last five years. Since 2021, Lyme disease cases have increased by 67% in Lenawee County and 25% since 2024.
Lyme disease is transmitted by the blacklegged tick, commonly known as the deer tick, according to health officials, and is caused by the bacterium Borrelia burgdorferi…