And when ever I lay down to one side I feel a ball that moves in my abdomen like if I move to the right it goes to the right and same if I lay to my left but if I lay flat on my back it goes in the middle is that my uterus ? And is it normal to still be getting cramps why'll breastfeeding my son still at four days pp or just randomly get crampy threw out the day or have weird pains why'll laying down