Up to 10% of women of childbearing age are affected by endometriosis, a disease with debilitating symptoms that is often diagnosed late. Despite its high prevalence among symptomatic patients, the journey to diagnosis remains long and complex due to the lack of a reliable biological marker. A glimmer of hope: the ENDOBEST study, launched in May 2025, is evaluating a non-invasive saliva test that could finally simplify and speed up treatment. This is an innovation to watch clo