I was battling invisible mites n my mom give them to me she says tiny worms r coming out her mouth body . I got rid of my mites with diatomaceous earth food grade n defense soap with tea tree oil both cheap on ebay. U can eat diatomaceous earth daily it should help . I covered my mattresses with diatomaceous earth soaked them in it and put a sheet n blanket on my bed so wat comes though when I sit or lay the dust settles to kill read up on these two items there awsum. My mom put defense soap on her dog n let it sit n later worms was pouring out of him she said. Good luck