unless you treat your home they will keep repopulating in your home.. I had a friend in high school that WANTED to be a vet and took in Stray cats and their house was INFESTED so bad that oneday when she came to school they called her to the office b/c one of the teachers was concerned about all the scabs and bumps she had on her that they called the health department and SPCA
Fleas casue worms so be very careful