Please choose the correct ending to complete the given sentence: Health: [header] How to recognize the symptoms of endometriosis [title] Pay attention to your menstrual cramps. [step] Severe pain during your menstrual period is known as dysmenorrhea. It's normal to experience cramps for a few days before and during your period, but if these cramps are so painful that they interfere with your life, schedule an appointment with your primary care physician or gynecologist.

Ending1: [substeps] Symptoms will probably vary as your baby grows and you get older, but they are common. The pain is a strong, steady ache in your back and abdominal area. Ending2: [substeps] For many women with endometriosis, these cramps get progressively worse over time. [title] Take chronic pelvic pain seriously. Ending3: [substeps] Cramps in your lower abdomen or lower legs frequently occur. Cramps are often accompanied by a dull or painful sensation. Ending4: [title] Note if you're experiencing chest pain or a sudden increase in physical activity. [step] This might indicate that your menstrual period has unexpectedly become complicated.

Answer format: ending1/ending2/ending3/ending4