By PAT HAGAN PUBLISHED: 17:01 EST, 30 January 2023 | UPDATED: 17:08 EST, 30 January 2023 Clips that ‘tickle’ nerves in the ears could reduce the pain of endometriosis. One in ten women of reproductive age has the condition, which causes heavy and agonising periods — it is the most common complaint treated by gynaecologists. Endometriosis develops when the tissue...