Is a 23-day menstrual cycle normal?

Patient's question:

No

Doctor's answer:

Generally, the menstrual cycle of women is about 28 to 30 days, with a normal range of 25 to 35 days. Due to factors such as fatigue, stress, and emotions, the menstrual period may be delayed or advanced by 3 to 7 days, which is often considered normal as long as a certain regularity is maintained. It is not considered menstrual irregularity and there is no need to worry.