Endometriosis is a chronic and painful disease

Understanding endometriosis can be difficult. Learn more about the inner workings of the disease and why it hurts.

Endometriosis occurs when tissue that acts a lot like the lining of your uterus—called endometrium—starts growing outside of your uterus, where it doesn't belong.

These out-of-place growths, called lesions or implants, can cause severe pain and inflammation throughout the month.

Click to watch "Inner workings of endometriosis" video

Inner workings of endometriosis

Patches of endometrium-like tissue are like vines; they can cling to certain organs nearby. Learn more about the inner workings of this disease and why it hurts.

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Click to watch a video of women discussing how endometriosis has affected them

How it’s affected me

Listen to women discuss the impact of endometriosis on them.

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