This article provides an overview of ticks, prevention, and treatment. “As time goes on, we’re probably going to see a very steady, consistent trend of increasing tick bites,” she added. The DOH says infected deer ticks are a possible cause, and Kaptein says the most common tick-borne disease is Lyme disease. There are also about 476,000 cases of people treated for Lyme disease each year. A bull’s-eye with flu-like symptoms is a common early reaction to Lyme disease from ticks.