Cld I be pregnant??

Been so sick for 2 weeks now. Breast r sore n huge. Hungry all the time. Peeing more than u can imagine. But I woke up this mornin with a period. Been a lil stressed the last cpl days with things that r happening in my life right now. But my son is now 7 when I was pregnant with him I had my perod like clock work the whole. What shld I do