What causes long menstrual intervals?

We all know that menstruation has a certain periodicity. Some people have their period once a month, while others have their period once every 40 days. However, some people take longer to get their periods. There are many reasons for this phenomenon. Is it a disease or a normal phenomenon?

The first day of menstruation is the first day of a menstrual cycle. The average duration of menstruation is 5 (+2) days. The median length of the menstrual cycle is 28 days, but only 10% to 15% of the cycles are exactly 28 days; the normal range of the ovulation cycle is about 25 to 36 days. Generally speaking, anovulatory cycles are more common in the years after menarche and before menopause, so the intervals during this period are the longest and the most variable. There are many reasons for the delay of menstruation, including psychological factors such as mental tension, stress, environmental changes, and some diseases that affect the endocrine system. Can cause delayed menstruation.

Such as psychological factors such as mental tension, stress, environmental changes, and some diseases that affect endocrine system. Can cause delayed menstruation. Expert tip: If menstruation is delayed only 1-2 times occasionally and there are no other accompanying symptoms, it does not fall into the category of menstrual disorders. When the interval between menstrual cycles is more than 35 days, it is called oligomenorrhea, and when menstruation stops for more than 3 menstrual cycles, it is called amenorrhea. The absence of ovulation after menopause can also lead to problems such as osteoporosis and endometrial hyperplasia, which must be taken seriously.

According to the explanation of expert doctors, even a bad mood and irritability in daily life can affect the length of menstruation, menstrual cycle, etc. When the menstrual interval is long, if you are not sure of the reason, do not seek medical treatment or take medicine indiscriminately.