- Ticks live off the blood of mammals, birds, reptiles or amphibians
- If infected with bacteria, viruses or parasites, a tick can pose a risk to human health
(CNN)As summer heat descends, replacing balmy spring breezes, ticks are becoming active in many regions of the United States. In the coming months, some experts predict that ticks and the diseases they cause will be more abundant due to warmer winter temperatures. Worry, though, is unnecessary since prevention is possible.