The Endometriosis Foundation

We are The Endometriosis Foundation - The UK's endometriosis support charity!


Endometriosis affects 1 in 10 females, including women, girls, and gender-diverse individuals, yet it remains widely misunderstood. ​Despite its prevalence, diagnosis takes an average of 8 years and 10 months. 8 years of pain, confusion, and feeling unheard. We believe everyone deserves better.

At TEF, our mission is to raise awareness, provide support, and drive meaningful change. We’re committed to breaking the silence, reducing diagnosis times, and advocating for better treat...

Upcoming Events

What's coming up in the run for charity events calendar? It's never too late to join one of these great events.

Womens Run Series London - 10km - March

Mar 8, 2026 - Mar 8, 2026

Olympic Park

Womens Run Series London - 5km - March

Mar 8, 2026 - Mar 8, 2026

Olympic Park

Womens Run Series Manchester - 10km - May

May 17, 2026 - May 17, 2026

Heaton Pk St, Manchester M25 2SW, UK

Womens Run Series Manchester - 5km - May

May 17, 2026 - May 17, 2026

Heaton Pk St, Manchester M25 2SW, UK