Future Health Frontiers Q&A Women’s Health Menstrual Health

What are the reasons for low menstrual flow and long duration? Don’t ignore these two situations.

Asked by:Bethany

Asked on:Apr 13, 2026 05:38 PM

Answers:1 Views:348
  • Leviathan Leviathan

    Apr 13, 2026

      After entering adolescence, we female It’s time to start having to deal with menstruation every month. The length of a month is about seven days, and the shortness is about three days. So what is the reason why women have less menstrual flow and longer periods?

      What is the reason for long dark time during low menstrual flow?

      1. Deficiency of qi and blood causes low volume and long duration

      Women's menstrual flow is light, or even clear after a single drip, accompanied by symptoms of weakness in the limbs, lower abdominal pain, pale complexion, fatigue, weak pulse and red tongue, which are caused by deficiency of Qi and blood. For those with qi deficiency, the middle qi is insufficient, the Chong and Ren are not solid, and the menstrual blood cannot be controlled, which will lead to prolonged menstruation. People with blood deficiency will have less menstrual blood due to blood deficiency.

      2. Qi stagnation and blood stasis cause menstrual blood to turn black

      The liver stores blood, and long-term emotional depression or mental stress can lead to liver stagnation and qi stagnation, thus affecting the movement of qi and blood. People who like to eat raw and cold foods or who catch cold during menstruation will also cause menstrual blood to run slowly due to cold stimulation. If menstrual blood stays in the body for too long, it will be over-oxidized, causing the color to turn black, or even Dysmenorrhea There are blood clots.

      How to treat low menstrual flow and long darkening period

      1. You must have a clear conversation about your diet to ensure smooth flow of Qi and blood, especially during menstruation. constipate symptoms. You can eat more peach kernels, rapeseed, and black soybeans to help ventilate the blood. It is not advisable to eat sweet potatoes, taro, broad beans, chestnuts and other foods that are prone to flatulence.

      2. Stay in a happy spirit and avoid mental stimulation and mood swings. Some people may experience lower abdominal distension, backache, and breast pain during menstruation. distended pain , mild diarrhea It is normal to feel easily tired, lethargic, emotionally unstable, irritable or prone to depression, and there is no need to be overly nervous.

      3. The body should not be too weak during menstruation, and nutrition must be sufficient. Insufficient nutrition causes Qi and blood deficiency, and insufficient Qi and blood will directly affect low menstrual flow. It is necessary to take some traditional Chinese medicine or health products to replenish qi and blood.

      Diet precautions for low menstrual flow

      1. The diet should be kept light and eat more nutritious food. Pay attention to supplementing iron and eating more foods rich in vitamin C. The important role of vitamin C is to promote hematopoietic function and to assist in the treatment of iron deficiency. anemia . You can eat more beans, fish and other high-protein foods.

      2. The diet in the week before menstruation should be light, easy to digest, and rich in nutrients. You can increase your intake of green leafy vegetables and fruits, and drink more water to keep your bowel movements smooth and reduce pelvic congestion.

      3. At the beginning of menstruation, women often feel low back pain , if you don’t want to eat, you might as well eat more appetizing and easy-to-digest foods, such as dates, noodles, barley porridge, etc. Women can also drink brown sugar water during menstruation, which can effectively help normal menstruation.

      4. Part of the blood will be lost during menstruation. Therefore, in the late menstruation period, you need to supplement foods containing protein and iron, potassium, sodium, calcium and magnesium, such as meat, animal liver, eggs, milk, etc. (Reference website: Mom.com)