Add Yahoo as a preferred source to see more of our stories on Google. This insecticide can help prevent some mosquito and tick bites. But you must use it properly. By Catherine Roberts With tick ...

Spraying permethrin on your shoes, clothes, and camping gear will repel ticks and doesn't wash off.

If you want to protect yourself from mosquitoes and ticks—which seem to be everywhere this year—you might need to enlist a heavy-hitter. Insect experts reach for one thing: permethrin. Here’s what to ...