This excellent article from "The New Scientist covers the looming expansion of Lyme Disease from the mild winters of Global Climate Change and discusses findings and symptoms of Lyme Disease. It is a mimic disease and can be confused early with less serious common diseases. A high index of suspicion will be required.
Not mentioned in the article is another tick borne disease, "Alpha Gal" that can easily be Googled and is also likely to be more common from the coming tick explosion.