With the arrival of spring, pet owners and the dogs venture outside anew. At the same time, ticks are ramping up for another season of finding unsuspecting hosts upon which to feed. Lyme disease is a serious condition that can affect humans and dogs alike. Certain ticks are notorious for spreading Lyme disease, notably the deer tick. Through proper education and prevention measures, like using a tick repellent on dogs, owners can keep their pooches safe and healthy.