Weird lightning striking pains in my vagina.

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So every now and then I get this pain like lightning strike in my vagina I don't know if it's normal but thats the only way I can explain it.. it's a very sharp pain n last like 2 seconds n gone. I don't happen often for today it happen twice.. this happening to any1 else?? Will be 7 weeks tomorrow.. no bleeding or anything like that..