Ticks can transmit disease causing organisms form animals to people. They usually affect people who live near wooded or grassy areas as this is their main habitat. May through August is when ticks infestation is the highest. Ticks usually infect humans with Lyme Disease or Rocky Mountain Spotted Fever. It is important if you have been bitten or suspect to be bitten by a tick to consult with your physician to make sure you are not infected with either infection. It is a good idea to use insect repellent if hiking in a tick prone area.