Need help

Sierra

My period is 8 days late this month . I got my period last month but it last for a week & I didnt get any cramps with is unusual . My period lasts 5 days. The beginning of this week I had white clumpy discharge (yeast infection) ?? My breast are sore to the touch, back pains are bad. I took a test in January but it came out faint , took one yesterday & got the same results. What should I do ?