There is a certain connection between the condition of menstruation and women’s health. Some women have heavy menstrual flow, while some women have very little menstrual flow. Women should pay attention to maintenance during menstruation. Some people may also experience darkening of menstruation, which may It is caused by some diseases and needs timely treatment. So what is the reason for dark menstruation? Why does menstrual period turn dark?

1. Reasons for dark menstruation

Cause 1. Deficiency of both Qi and blood

Women’s deficiency of both Qi and blood is also the reason for dark menstruation. When Qi and blood are deficient, menstruation is usually affected, which can lead to menstrual irregularities, including increased or decreased menstrual flow, early or delayed menstrual cycles, prolonged menstrual periods, lighter color, thinner texture, etc. These are all causes of irregular menstruation. Along with the deficiency of qi and blood, it can also cause physical abnormalities such as dizziness, pale complexion, chlorosis, lower abdominal pain, fatigue, weak pulse and other symptoms.

Reason 2. Kidney deficiency

Kidney deficiency will cause some of our female friends to have black menstruation, and the menstrual cycle is often irregular. Sometimes it comes early, and sometimes it comes again. Menstrual flow will be late, the amount of menstruation will be scanty, the color will be light red or dark red, and the menstrual quality will be thick. After kidney deficiency, it will cause soreness and weakness in the waist and knees, pain in the heels, dizziness and tinnitus, and more urine output at night. many. The color of the tongue is light, and the pulse is sometimes weak and sometimes late. In normal times, you can regulate your menstruation by tonifying the kidneys.

Reason 3. Dysmenorrhea

The main manifestation of dysmenorrhea is poor circulation of Qi and blood, which leads to black menstruation, and menstruation is very unstable and sometimes arrives early. Sometimes it is late, the time of appearance is very irregular, the amount of menstruation is also unstable, sometimes more, sometimes less, and the color is purple-red, blood clots appear, and women are also accompanied by pain in the lower abdomen, breasts, chest and ribs and other parts of the body. There will be swelling and pain. If you look at the tongue, you will see that the color of the tongue coating is dark red and there are petechiae, or the tongue coating is too white or light yellow. In terms of treatment, it is often used to smoothen the blood and regulate the breath, so as to reduce blood clots. and pain purposes.

Low menstrual flow is one of the common gynecological diseases. Some women let it go unchecked and fail to seek medical treatment in time, causing other diseases. Today, the editor will introduce to you the reasons why menstrual flow is light and dark, so that you can learn more about this aspect. I hope it will be helpful to you.

2. Reasons for low and dark menstrual flow

1. Low menstrual flow

Low menstrual flow (oligomenorrhoea) means that the menstrual cycle is basically normal , the amount of menstrual flow is significantly reduced, and even a drop of water will clear up; or the menstrual period is shortened by less than two days, and the amount of menstrual flow is also small, it is a menstrual disease. Oligomenorrhea often occurs with late menstruation and is often accompanied by weight gain. Those who develop the disease during adolescence and childbearing age may develop amenorrhea, while those who develop the disease during menopause often enter menopause.

So what is a normal menstrual cycle? There are great individual differences in the menstrual cycle. Some people have a cycle of as little as 20 days, while others have a cycle of as long as 36 days. This period is considered normal. According to relevant survey statistics, only about 10% of the surveyed people actually have menstruation every 28 to 30 days. As long as the intervals between menstruation are the same, it's normal. Irregular advance or delay is abnormal and may be a symptom of some disease. Normal menstrual blood is dark red and slightly sticky.

2. Reasons for low and dark menstrual flow

Dark menstrual blood is a symptom of abnormal menstruation, which may be caused by some gynecological inflammation. Generally, the occurrence of this situation is actually due to black menstruation due to qi stagnation and blood stasis, and menstrual blood has been accumulated in the uterus for a long time. Oligomenorrhea refers to less menstrual flow than normal during menstruation, which is mostly caused by blood deficiency, qi stagnation, blood stasis, cold blood coagulation, phlegm obstruction and other reasons.

So experts suggest that female friends who experience this phenomenon should go to the hospital for examination in time. Generally, diseases that cause irregular menstruation in women are ovarian diseases and cervical diseases. Menstruation is the hormone secreted by the ovaries that stimulates the uterus. The hormones secreted by the ovaries are controlled by the hormones released by the pituitary gland and hypothalamus. Therefore, whether it is abnormal function of the ovaries, pituitary gland, or hypothalamus, it will affect menstruation.

There are two specific causes of irregular menstruation, light menstrual flow and dark color:

Neuroendocrine dysfunction: mainly caused by unstable or defective functions of the lower hindbrain-pituitary-ovarian axis, that is, Menstrual disease.

Caused by organic diseases or drugs: including local inflammation, tumors and developmental abnormalities of reproductive organs, malnutrition, intracranial diseases, other endocrine dysfunction such as thyroid and adrenal gland dysfunction, diabetes, and Han's disease, etc., liver diseases, blood diseases, etc. Irregular menstruation may occur in those who use drugs to treat mental illness, endocrine preparations or intrauterine devices for contraception.

3. Reasons for delayed menstruation

1. Polycystic ovary syndrome. It often manifests as late menstruation, severe amenorrhea, often accompanied by obesity, infertility, hirsutism and other symptoms. You should go to the hospital for B-ultrasound and hormone measurement. After a clear diagnosis, drug adjustment or surgical treatment is required.

2. Malnutrition, overwork, mental stress, depression and other factors can cause endocrine disorders and affect menstruation. Through rest, enhanced nutrition, psychological counseling, self-relaxation and other diagnosis and treatment, menstruation will gradually return to normal.

3. Drug effects: Some central nervous system inhibitors and hormonal drugs commonly used in clinical practice may also cause delayed menstruation. Please be careful to stop using the drugs appropriately.

4. Long-term exposure to harmful rays, chemotherapy drugs, etc. may also cause premature ovarian failure and delayed menstruation.

Delayed menstruation in perimenopausal women may be due to ovarian decline and hormone secretion disorders, resulting in menstrual cycle disorders, which are mostly normal phenomena. If the symptoms are short-term delayed menstruation, excessive endometrial hyperplasia, heavy menstruation, and continuous bleeding, you need to have dilation and curettage to stop bleeding or take sex hormone drugs to stop bleeding.