Am soo worried, am 29, since i started mestration  it lasts for 3 days most but flow was moderate, but for two years now ,I have brown color periods sometimes which comes in bit, n last for a day some times two days in other months, I have had 7 abortions years ago but non two years now, can it be the cause, am more worried because I have tried to get pregnant n had sex during my ovulation date for two years now but nothing happens. Seen the doctor but says nothing, soo scared I need a baby help me please.