so... I'm a second time mom and I'm 10 weeks pregnant. all day I've been feeling Sharp pains on…

so... I'm a second time mom and I'm 10 weeks pregnant. all day I've been feeling Sharp pains on right side of vagina. like lightening pains. but it wasn't intense. right now I'm feeling like my period is about to start... I actually get this feeling once a week. is this normal?? Every pregnancy is different... so yeah