Inquiring About Spouse. She Is In Bed Now With Problem

inquiring about spouse. She is in bed now with problem that to me seem to reoccure every 90 days for last 15 months. starts with abdominal pain as in child birth., followed by chills , then nausea .last about 24 hours then life is normal. she just vomited,cleaned up now asleep. is there a illness that can come and go over and over?