What causes black blood on the fourth day of menstruation?

Women have a physiological cycle every month, but many women always have some diseases during the menstrual period, which has a great impact on women's physical health. Many women will have symptoms of black blood on the fourth day of menstruation, but many women always think that it is no big deal. If not treated in time, it is especially easy to cause female infertility. If we want to get timely treatment and prevention, we must grasp the cause. Let's understand why the blood turns black on the fourth day of menstruation.

What causes black blood on the fourth day of menstruation?

Reasons for dark menstrual blood 1. Qi stagnation and blood stasis cause dark menstrual blood

The menstruation is irregular, the amount of menstruation may be more or less, the color is purple-red, there are clots, and the menstruation is not smooth. Or it may be accompanied by lower abdominal pain that is resistant to pressure, or distension and pain in the chest, flanks, breasts, and lower abdomen, abdominal distension and discomfort, purple tongue or petechiae, thin white or thin yellow tongue coating, and stringy or astringent pulse. The treatment is suitable for promoting blood circulation, removing blood stasis, regulating qi and relieving pain.

Reasons for dark menstrual blood 2. Dark menstrual blood due to deficiency of Qi and blood

The menstrual cycle is advanced or delayed, the menstrual flow is excessive, the menstrual period is prolonged, the color is light, and the quality is thin. Or there may be lower abdominal pain, dizziness, fatigue, pale or sallow complexion, poor appetite and loose stools. The tongue is pale red and the pulse is thready and weak. Treatment should focus on replenishing both Qi and blood.

Reasons for dark menstrual blood 3. Dark menstrual blood due to kidney deficiency

The menstrual cycle is irregular, the amount is small, the color is light red or dark red, and the texture is thin. Weak waist and knees, heel pain, dizziness, tinnitus, or cold lower abdomen, or frequent urination at night. The tongue is pale and the pulse is weak or slow. Treatment is suitable for tonifying the kidney and regulating menstruation.

Women must pay attention when they have problems with menstruation. The above is an introduction to why the blood turns black on the fourth day of menstruation. After understanding it, we must go to the hospital for examination in time when we encounter such symptoms. We must also pay special attention to it in our daily life. We must pay more attention to keeping our body warm. In addition, try not to eat raw, cold, or irritating foods.