The length of yang or luteal phrase is about 12 -14 days and a third phrase of the menstrual cycle according to traditional Chinese medicine. It is the time when the egg is extruded into fallopian tube, as liver transform yin energy to yang energy. At this phrase, blood and qi move down ward, the endometrial lining becomes softer to prepare the implantation of the fertilized egg, if occurs.
In conventional medicine, at this phrase corpus luteum starts to produce progesterone that triggers the softening of endometrial lining for fertilized egg implantation.
If in the yang energy is deficient, it will cause the drop of BBT temperature that affects the chance of fertility.
2. Inability to get warm
3. loose stool
4. clear urine
5. slow and weak pulse
II. The yang deficiency Causes of Low BBT
A. General causes
1. Colding effect
Eating cold foods for a prolonged period of time will cause kidney yang deficiency. Cold foods are yin in nature, after entering the stomach, our body needs to provide more yang to digest it that depletes the yang qi.
2. Life style
Some people like to drink cold drink after taking straight from the refrigerator, eat raw foods, swim in a cold water, go out a lot in rainy weather or cold water,etc., they will cause extra yang produced by the body to counter the affect of the cold.
3. Excessive exercise
Exercise is considered healthy if you can do it properly and understand the limitation of your physical body. Rigid exercise pushes you body over limitation and consume, leading to kidney yang deficiency.
4. Frequently sexual activity
Frequently sexual activity drains the kidney jing, leading to kidney jing and yang deficiency that distort the normal function of kidney in regulating the natural process of conception. In serve case, it may cause menstrual disorder and infertility.
Aging is a biological process that we can not stop, but delay it. While youth is yang in nature, aging causes depletion of yang qi slowly.
B. Organs deficiency causes
1. Kidney yang deficiency
In the first and second phrases, yang energy is subordinated if compares with the yin. if kidney yang is deficient, it not only cause prolonged or shorten yin phrase, but also interferes with liver function in yin/yang transformation.
2. Spleen qi deficiency
Spleen is important is transport qi and food essence to liver for blood storing and blood formation, if for whatever reason ( mostly caused by intake of cold and raw food over a prolonged period of time), the spleen yang qi is deficiency, it will reduce the liver’s function in warming the uterus, leading to lower BBT.
3. Liver qi deficiency
Since liver is impotant to transform the yin energy to yang energy in the third phrase of menstrual cycle, if liver is damaged or qi deficiency, it will cause the transformation dysfunction, leading to yang deficiency and lower BBT in the phrase.
A. With herbs
1. Lu rong
Lu rong is also known as deer antler, deer antler velvet, it is a great herb that helps to reduce the blockage of the meridian liver and kidney. Since yang qi deficiency is also caused blood deficiency, improving the body yang by strengthening the liver’s function in blood formation and kidney’s function in fluid distribution, it reduces the yang deficiency in the body.
2. Du Zhong
It is also known ecommia bark, it is one the most used herb to enhance the function of meridian kidney-liver by promoting the qi and blood formation. Since the liver is a organ in charge of blood storing and blood formation and kidney is in charge of fluid regulation, it increases blood flow to the entire body and reduces fluid accumulated in the body, thus enhancing yang.
3. Ba Ji Tian
Ba ji tian is also known as Chinese morinda root, sweet and warm in nature. It is also one the herbs used to strengthen the liver and kidney qi and blood yang by enhancing the liver in blood formation and kidney in urinary secretion, thus reducing the yang deficiency causes of abdominal distention, including cramps and pain during menstrual cycle.
B. With acupuncture
Suggested acupuncture points
1. ST36 (Zu san li)
2. SP3 (Tai bai)
3. SP6 (San yin jiao)
3. KD3 (Tai xi)
4. CV3 (Zhong ji)
5. CV6 (Qi hai)
6. GB4 (Han yan)
7. UB23 (Shen shu)
C. With foods
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