Introducing endometriosis: What it is and what it is not

Endometriosis is when tissue that somewhat resembles the lining of the womb (endometrium) is found outside the womb. Endometriosis and endometrium are not identical, in fact there are many differences between them. Endometriosis comes in many shapes and forms and has common patterns of occurrence within the pelvis. Very ocasionally endometriosis can occur in other parts of the body, such as in the belly button, lung, and brain. Endometriosis has been found to occur in animals and in humans, including babies, men, and women post menopause. It is an equal opportunity disease! The main symptom of endometriosis is chronic pelvic pain and pain during certain activities. Endometriosis represents one of the most common human diseases on the face of the earth.