I am 23yrs old. I had a early misscarriage 7 months ago. After that my body was mormal for about 5months. 2 periods ago I experiensed some spotting but it was only there for like 2 days then back to normal I had my period 2 weekds ago and it was quite normal. 4 days after that I had sex and bleed afterwards. Its been 3days after and I am still bleeding. I have had really bad lower back pain for 2 weeks now and a heavy flow for 2 days. My back pain and irregular bleeding is unbearalbe. Please help! What is wrong with me