Endometriosis & Medical Gaslighting: Why Women's Pain Is Still Ignored in 2026

"It's just a bad period." Nine years later, she got a diagnosis.

Endometriosis affects roughly 10% of women and girls of reproductive age, about 190 million people, according to the World Health Organization. It causes pelvic pain, painful sex, fatigue, and infertility. And yet the most common first response many patients hear is some version of: that's normal.

The delay is getting worse, not better

Endometriosis UK now puts the average time to diagnosis at nine years and four months, up from earlier estimates. A large French study published in the Journal of Women's Health in February 2026, the ComPaRe-Endometriosis cohort, found average delays of a decade or more for endometriosis and adenomyosis.

The same study found who waits longest. People in tougher financial situations, and those with more pain and more existing health conditions, faced longer delays. The patients who hurt the most wait the longest.

What "medical gaslighting" looks like

Medical gaslighting is when a clinician dismisses or minimizes real symptoms, so patients start doubting their own bodies. It shows up as:

• Being told pain is stress, anxiety, or "in your head"

• Being prescribed the pill and sent away without investigation

• Needing to "prove" pain by missing work or showing up in tears

This isn't just personal bad luck. A 2008 U.S. study found women in emergency departments with acute abdominal pain waited noticeably longer than men to get pain medication. Writer Maya Dusenbery documented this pattern across many conditions in Doing Harm, and historian Elinor Cleghorn traced it back centuries in Unwell Women.

Race makes it worse

For decades, textbooks described endometriosis as a disease of white, career-focused women, a myth that led doctors to overlook it in Black women. A 2016 study in PNAS found that about half of the white medical students and residents surveyed held at least one false belief about biological differences between Black and white patients, like thicker skin. Those who held these beliefs rated Black patients' pain as lower.

Researchers also note that many endometriosis studies don't even report participants' race or income. A 2026 commentary in Health Care for Women International flagged this gap. If we don't count who's being studied, we can't know who's being left out.

Social media is changing the pressure

This is where things shift. On TikTok and Instagram, patients share symptom checklists, surgery recoveries, and scripts for talking to doctors. Many walk into appointments already asking about specialist referrals and imaging.

This has real risks, like misinformation and self-diagnosis. But it has also produced collective pressure. Australia launched a national action plan on endometriosis in 2018, and France announced a national strategy in 2022. European guidelines have moved toward diagnosing with imaging and clinical history instead of waiting for surgery, which could shorten delays.

What you can do

• Track symptoms: pain days, severity, bleeding, and how they affect work or school.

• Ask directly: "Could this be endometriosis? What would rule it out?"

• Request a referral to a gynecologist with endometriosis experience.

• Bring someone with you if you feel dismissed.

How many times have you, or a woman you love, been told pain was "normal" before anyone looked closer?

Sources: WHO endometriosis fact sheet; Breton et al., J Women's Health (2026); Frost, Pownall & O'Connor, Health Care for Women International (2026); Chen et al., Academic Emergency Medicine (2008); Hoffman et al., PNAS (2016).