A Amenorrhea: When Your Period Stops – Causes, Diagnosis, and Treatment By Dr. Anuradha Narayanan Consultant Obstetrician & Gynaecologist | Anurag Women Health Care, Chembur, Mumbai Missing Your Period? Here’s What You Need to Know A missed menstrual period can be exciting, stressful, or confusing, depending on your circumstances. While pregnancy is the most common reason for a missed period, there are many other causes that deserve attention. Amenorrhea is the medical term f