Cramping a week after light period

Has anyone experienced mild uterine cramps a week after a light period? I had my nexplanon removed in September. Didn't have a period until November. Skipped it in December. Had negative serum preg test on 31 of December. Then had a light period that lasted for 5 days and ended a week ago. Now today. Having light uterine cramps. Anybody else have this??