mild pains / cramps at 37+6

♡ 𝓚𝓪𝓽𝓻𝓲𝓷𝓪 𝓵𝓸𝓾𝓲𝓼𝓮 ♡
Today I had a bloody show at 1 now it is 9:30 and for the last half hour I've been aching like having period like pains which are hurting abit more 
What does this mean ?
I keep having lightening crotch as well