Cystitis does not affect menstruation because it is a disease of the urinary system that affects a number of urinary organs, such as the urethra, renal pelvis, ureter, etc. Cystitis usually has the following symptoms: 1. abnormal urination. The urine of patients will become cloudy and have a strong odour. 3. Pain in the perineal area, some patients will have pain in the perineal area, the pain is more obvious when holding urine, and the pain will be relieved after urination. 4. Back pain, with the development of the disease, patients will feel poor physical strength, feel back pain, and sometimes there will be Problems such as lack of concentration and easy sleepiness can affect normal life.