Symptoms of Irregular Menstruation: What are the 5 factors that cause irregular menstruation?
Asked by:Anita
Asked on:Apr 11, 2026 10:29 PM
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Alaric
Apr 11, 2026
Menstruation is female It is a normal physiological phenomenon that adult women will have regular menstruation every month. Regular menstruation every month also brings a lot of trouble to female friends. Usually, women’s body resistance during menstruation is relatively low, and they will also appear on the body. stomach ache Abdominal bloating and other phenomena, but not all women’s menstrual cycles are normal in life. Some women also have abnormal menstruation. We call it irregular menstruation in life, so What are the symptoms of irregular menstruation? Woolen cloth? What are the causes of irregular menstruation? Next, I will introduce them one by one for your reference.
What are the symptoms of irregular menstruation?
1、Dysmenorrhea
It refers to pain in the lower abdomen or waist before or during menstruation. When the attack is severe, the patient will look pale, break out in cold sweats, have cold hands and feet, feel nausea and vomiting, and may even suffer from collapse and fainting.
2. Mid-menstrual bleeding
Also known as intermenstrual bleeding and ovulation bleeding. Refers to bleeding that occurs between two regular menstrual cycles.
3. Low menstrual flow
The menstrual cycle is basically normal, the amount of menstruation is significantly reduced, and even intravenous drip can clear it up.; Or the menstrual period is shortened by less than two days and the amount of menstrual flow is also small.
4. Excessive menstrual flow
Heavy menstruation is a very common symptom of irregular menstruation. It is more common in young women and is a symptom of dysfunctional menstruation. Uterus Bleeding, irregular blood loss or excessive menstrual flow, which may even cause anemia Or shock. Therefore, irregular menstruation must be treated and adjusted in time. It can not only protect the body, but also beautify the face, because menstruation can discharge some toxins from the body and has many benefits for the body.
5. Delayed menstruation
If menstruation is delayed for more than a week, or even occurs only once every 40 or 50 years, and continues for more than two menstrual cycles. If it is a patient who is ovulating, the basal body temperature is biphasic, but the follicular phase is too long, and the high temperature will be slightly lower. In patients who are not ovulating, basal body temperature is monophasic.
6、amenorrhea
Amenorrhea is divided into two types: primary and secondary. Primary amenorrhea refers to age older than 14 years and secondary sexual characteristics have not developed. ; Or if you are older than 16 years old, your secondary sexual characteristics have developed, but your period has not yet come. Secondary amenorrhea refers to the cessation of menstruation for more than 6 months after the normal menstrual cycle is established, or the cessation of menstruation for more than 3 cycles according to the original menstrual cycle.
7. Extended menstrual period
In addition, prolonged menstruation is also a symptom of irregular menstruation. The patient's menstrual cycle is normal, but the menstrual period is prolonged, and the period lasts for more than a week, and even lasts for half a month. Moreover, patients with inflammation will experience worsening abdominal pain every day during menstruation. At the same time, there is also a lot of usual leucorrhea, which is yellow-white or yellow, relatively sticky, and has some ectopic spots.
8. Menstruation comes early
Early menstruation refers to the phenomenon of shortened menstrual cycle among female friends. This situation is a very typical irregular menstruation. Judging from the situation of most patients, the menstrual cycle of patients with early menstruation will be less than 21 days, and it will occur for more than two cycles in a row. This situation is ovulatory functional blood basal body temperature biphasic. At the same time, the patient's follicular phase is relatively short, only about 7 to 8 days. Or the patient's luteal phase may be shorter than 10 days, and some patients' body temperature rises by less than 0.5 degrees Celsius.
What are the causes of irregular menstruation?
1. Thyroid problems
Hyperthyroidism or hypothyroidism can also affect ovarian function and make menstruation irregular.
2、flow of people Operation
Multiple abortion surgeries can lead to thin endometrium, uterine damage that is difficult to repair, and even cause irregular menstruation, amenorrhea, infertility situation occurs.
3. Emotional factors
If you are depressed, anxious or under great mental stress for a long time, the function of the hypothalamus will be damaged, and the ovaries will be unable to secrete hormones and ovulate, which can easily lead to irregular menstruation.
4. Impact of IUD
The IUD is a foreign body outside the body and can irritate a woman's endometrium, causing irregular menstruation and amenorrhea.
5. Irregular work and rest
Due to the influence of life or work, people often stay up late or have reversed work and rest schedules. Such bad work and rest habits can easily lead to endocrine disorders and cause Irregular menstruation。
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