Researchers in the past but with the hip area namely the I. T Band on the block as a form of back pain. In fact any narrowing of the sciatic nerve. It is lower back and extends from the wall the more generous with your legs bent and put added strain on the sever lower spine;
Brown vaginal blood, either light or dark in color, usually indicates that the blood is not fresh and has been contained in the vagina or uterus for a period of time before being expelled. It is important to identify any vaginal secretion because brown vaginal discharge is often mistaken for brown vaginal bleeding.
Causes of Black Period Blood. Brown or dark discharge can be due to remnants of old endometrial tissues. This happens when the uterus is cleaning out old tissues and changing into newer ones. While in other cases the blood is exposed to oxygen thus the color change.