17-year-old girls delayed menstruation reasons

17-year-old girls delayed menstruation reasons are not fully mature physiological development, bad habits, psychological stress, disease factors, etc.

1. Physical development is not fully mature

puberty is the female reproductive system gradually mature stage, including the improvement of ovarian function, hormone secretion regulation. In this process, menstrual cycle may not be fully mature due to physiological development and irregular phenomenon, including menstrual delay.

2. Bad habits such

as irregular diet, lack of exercise, long-term stay up late, etc., may affect the endocrine system of the body, resulting in menstrual delay.

3. Psychological stress

, interpersonal tension, mood fluctuations and other psychological factors may also affect the menstrual cycle, causing delay.

4. Disease factors

Some diseases may also lead to menstrual delay, such as thyroid dysfunction, anemia, polycystic ovary syndrome, etc. These diseases affect the endocrine system or blood circulation of the body, thus affecting the menstrual cycle.