Washington State University researchers have discovered how the bacteria that cause anaplasmosis and Lyme disease hijack ...

Previous studies have linked the parasite to mind-altering behavior, such as risk-taking, depression and even schizophrenia.

Dombroskie says, though, that humans likely can’t pick up on any mating scents—just the self-defense ones. “They're trying to dissuade us from eating them,” he says.