Complication related to endometriosis is not only limited to fertility, there are certainly other problems associated with it. conditions such as irregular or heavy periods are also one of the complications of it. The exact reasons for endometriosis are unknown, but treatment is available, such as taking pain killer pills or hormones. Another option may also include removal of ovaries or uterus. This video was very helpful in understanding the problem of endometriosis. It also gives detailed information about the treatment and solution.