But in some cases, the parasite reaches the nervous system and causes a form of meningitis called eosinophilic meningitis. That can mean headaches, stiff neck, nausea, vomiting, fever, strange ...
A brain-invading worm spread by rats and snails is making inroads into the United States. A study this week seems to show the ...
A neurological disease spread by rats and other animals may have become established in San Diego County.