Lyme disease is a harmless and perfectly treated minor infection that people get if they are bitten by a tick that has the germ or whatever. Primarily a skin disease, people who have it won't really know about it because you only get what doctors call a "bullseye" mark on your skin an symptoms can take up to a year to be properly diagnosed. Symptoms never effect the central nervous system, rarely go beyond the "localized" stage and include: