Menstrual problems are common among girls and women and can affect daily life, comfort, and overall health. A normal menstrual cycle usually occurs every 21–35 days and lasts 3–7 days, but variations can happen. Common Types of Menstrual Problems: 1. Painful Periods (Dysmenorrhea) 2. Irregular Periods 3. Heavy Menstrual Bleeding 4. Missed Periods 5. Premenstrual Syndrome (PMS) 6. Polycystic Ovary Syndrome (PCOS) 7. Spotting Between Periods