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 ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. If you’re grossed out ...

Apply permethrin outdoors and let everything completely dry before use. If you have cats, take extra precautions because permethrin is toxic to them in high concentrations, causing reactions ranging ...

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 ...