Is the lack of an endometriosis biomarker test really the main problem faced by those who seek a diagnosis? I think not.
How to differentiate between 'normal menstrual changes' and the symptoms of PMS- Premenstrual Syndrome...
An independent and extremely comprehensive comparison of menstrual management products.
Significantly improve your hormonal health and wellbeing, without the need for medication (and it's side effects).
How tracking the menstrual cycle really can improve health and wellbeing