Implantation cramping????

Latoya

Today i had really bad cramping on both sides of my pelvic area the middle and in my back it last bout 5 min then it went away am on cd 19. my periods are irregular varies 27-30 so me and my husband did the deed every other day to cover all the bases but this cycle we only did it cd 10,12,14,15 because husband got sick later on so am thinking i missed my chance this month then this happened