Am freaking out now about this I have missed my period for 3days now n this has never happened before and I swear I have never had sex and am a Virgin. But I feel cramps and pains in my low abdomen n waist and makes me think ts coming but ts not. Well few years back like 2 I had a yeast infection and I think t might be the problem that ts causing this but am not sure. Am just over stressed now I feel some bloating n tenderness in my breasts.