Back pain, especially dull, aching pain in the lower back, is indeed a common symptom of endometriosis. Often, patients come to us with vague lower abdominal and back pain, and this can raise a suspicion of endometriosis, especially when the pain follows a particular pattern: 🌸 Before the Period: The pain typically starts as a dull ache just before the menstrual period begins. 🌸 During the Period: As the period progresses, this pain can intensify, becoming severe and even debilitating. 🌸 Afte