Hi, I am 42 yrs old, severe cramps every day, fatigue, nausea and am 21 days late for my period for the first time. My husband had a vasectomy 10 years ago, so we have unprotected sex with no worries. The cramps are so intense at times, I am doubled over. I have been having diarrhea every day, mild-moderate. My periods have always, and I mean always, been every 28 days, without fail.