Skip navigation

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Results 1 - 8 of 8 for ticks
  1. Tick Bites (National Library of Medicine)  
    What are ticks? Ticks are small parasites. They may look like insects, but they have eight legs and are related to spiders. Ticks feed on the blood of people and warm- ...
  2. Lyme Disease (National Library of Medicine)  
    ... you get from the bite of an infected tick. At first, Lyme disease usually causes symptoms such ... to humans through the bite of an infected tick. The ticks that spread it are blacklegged ticks ( ...
  3. Insect Bites and Stings (National Library of Medicine)  
    Most insect bites are harmless, though they sometimes cause discomfort. Bee, wasp, and hornet stings and fire ant bites usually hurt. Mosquito and flea bites ...
  4. Pet Health (National Library of Medicine)  
    Pets can add fun, companionship and a feeling of safety to your life. Before getting a pet, think carefully about which animal is best for your family. What ...
  5. Animal Diseases and Your Health (National Library of Medicine)  
    ... viruses, and parasites. Deer and deer mice carry ticks that cause Lyme disease. Some wild animals may ...
  6. Encephalitis (National Library of Medicine)  
    Encephalitis is an inflammation of the brain. Usually the cause is a viral infection, but bacteria can also cause it. It can be mild or severe. Most cases are mild. ...
  7. Healthy Sleep (National Library of Medicine)  
    What is sleep? While you are sleeping, you are unconscious, but your brain and body functions are still active. Sleep is a complex biological process ...
  8. Traveler's Health (National Library of Medicine)  
    Traveling can increase your chances of getting sick. A long flight can increase your risk for deep vein thrombosis. Once you arrive, it takes time to adjust to ...