Has anyone experienced this: I am 6dpiui, Today I had some pinching like sensations in my uterus one on the right and one on the left (stronger). It last for about an hour and a half and subsided, now, 5 hours later I am cramping like I'm going to start my period, which isn't due for an other week. I've read that women have period like cramps that turn out to be implantation cramping and end up pregnant. Has anyone experienced this? I am curious to know what symptoms if any others have experienced. Pinching is that best way to describe what I felt.