Prevention

Clipart image of a woman backpacking in the woods showing places to check for ticks.

Powassan virus is spread to people by the bite of an infected tick. There is no vaccine to prevent Powassan virus infection. Reduce your risk of getting sick by:

Preventing tick bites
Preventing ticks on your pets
Preventing ticks in your yard

Page last reviewed: June 23, 2021

Content source: Centers for Disease Control and Prevention, National Center for Emerging and Zoonotic Infectious Diseases (NCEZID),
Division of Vector-Borne Diseases (DVBD)