During pregnancy, expecting mothers experience many pregnancy reactions. For example, in the second trimester, most expecting mothers experience low back pain. What are the causes of back pain during pregnancy? How to relieve back pain during pregnancy? let me have a look

The main causes of low back pain during pregnancy include:
Causes of low back pain during pregnancy 1: Changes in hormones in the body after pregnancy.
The influence of progesterone in pregnant women will relax the ligaments of the pelvic joints, resulting in mild separation of the pubic symphysis after relaxation, and joint pain will occur after separation. Pain from symphysis pubis separation is generally tolerable. If the pubic bone is severely dislocated, causing ligament strain, edema, and difficulty walking, bed rest is required.
Take care to maintain correct posture. Sitting and standing, standing and standing, do not change your normal posture due to physical discomfort during pregnancy. This will change the force surface and cause local fatigue in the body. Don't stay in the same position for more than an hour.
Causes of low back pain during pregnancy 2: Heavy abdomen in pregnant women
As pregnancy changes, the uterus enlarges. Because the uterus grows forward, it often forces the pregnant woman to stand up. Therefore, pregnant women cannot maintain the correct posture, and the waist muscles are easily fatigued, resulting in low back pain. As the fetus grows, the pressure on the waist and legs of pregnant women increases. People walk on two legs, and with the pressure of the fetus, it will inevitably cause low back pain under normal circumstances.
If it is caused by the placenta, increased amniotic fluid, and excessive lumbar spine load, a belt or a special pregnancy belt can be placed on the abdomen of the pregnant woman to support the pregnant woman's waist and relieve pain.
Causes of low back pain during pregnancy 3: Ureteral compression
During pregnancy, the ureter can become thicker, less tone, less motility, slower urine flow, and sometimes infection. In the second trimester, it will cause the expansion of the renal pelvis and ureter, which can easily compress the right ureter and the right nerve, causing chronic pyelonephritis and low back pain. In this case, it is recommended to go to the hospital for examination and improve the symptoms of low back pain under the doctor's advice.
Causes of low back pain during pregnancy 4: Gynecological diseases
Due to the special physiological cycle and physiological structure of female friends, it will also lead to frequent gynecological diseases, such as pelvic inflammatory disease, endometritis and other diseases, which can also cause symptoms of low back pain. It is recommended to go to the hospital for examination.
Causes of low back pain during pregnancy5:Overwork
Low back pain caused by overwork, also known as fatigue low back pain, such as doing some tired work or maintaining a posture for a long time, it is easy to cause low back strain, and the main symptom is low back pain.
When you get tired, stop what you're doing and take a break. Expectant mothers should learn to be lazy and not let themselves and their babies get tired. Don't stay up late and disrupt your biological clock. Pregnant women can easily feel tired if they don't get enough rest. You can soak your feet in a cup of hot milk before going to bed to help you sleep.
Causes of low back pain during pregnancy 6: Pregnant women lack a certain amount of exercise
If pregnant women do not pay attention to proper exercise, it may lead to pelvic congestion, unable to bear the pressure of the abdomen, resulting in low back pain during pregnancy.
This condition can be alleviated by opting for gentle exercise such as walking. Take a walk with family and friends in your spare time and choose a flat, easy-to-walk place. Don't walk too long, and if you're tired, find a place to sit and rest for a while. Pregnant women must avoid strenuous exercise.
Causes of low back pain during pregnancy 7: Insufficient calcium supplementation
During pregnancy, fetal development requires large amounts of nutrients, such as calcium. If the intake of these nutrients is insufficient, it is easy to cause bone softening and decalcification in pregnant women, and it will also cause low back pain during pregnancy.
Pregnant women are advised to eat foods that can relieve low back pain during pregnancy: foods rich in protein, calcium, vitamin B, vitamin C and D.

Low back pain in the second trimester is a normal pregnancy response. Pregnant women should not worry too much, but expectant mothers should see a doctor if they experience the following symptoms:
1. The symptoms of low back pain are obvious and last for a long time;
2. Low back pain caused by trauma;
3. Low back pain accompanied by leg numbness;
4. Low back pain with bleeding;
5. Low back pain with urgency and dysuria.

Relief methods for low back pain during pregnancy
Low back pain during pregnancy is one of the common symptoms of pregnancy. If there are no other complications, no special treatment is generally required. Regular exercise, maintaining a correct walking posture, avoiding standing for a long time, and paying more attention to rest can effectively relieve the symptoms of low back pain during pregnancy.
One: Slight low back pain
Method 1: Use a dedicated pregnancy belt. Root a belt or a special pregnancy belt on the abdomen of pregnant women to support the waist of pregnant women and relieve pain.
Method 2: Maintain the correct standing posture. The correct stance is to split your legs, keep your back straight, your chest out, and your chin closed. If the posture is correct, the big belly will not be very noticeable. Don't stand up or sit too quickly, preferably with a support in hand.
Method 3: Appropriate movement. Proper exercise should also be carried out during pregnancy, choose gymnastics or swimming suitable for pregnant women, and exercise according to individual conditions to enhance physical strength.
Method 4: Choose the right bed, shoes, etc. Do not sleep on a bed that is too soft, which can easily cause your waist to sag and cause or aggravate low back pain. Also choose more comfortable shoes and don't wear high heels.
Method 5: Dietary Adjustments. Eat foods that can relieve low back pain in pregnant women: foods rich in protein, calcium, vitamin B, vitamin C and D.
Method 6: Massage, local hot compress. Pregnant women with low back pain can do home massage exercises at home. Do a lumbar massage with the help of your family. You can also apply local heat, such as a hot towel, gauze or hot water bottle, for half an hour a day to relieve pain.
Method 7: Keep warm. When the weather is cold, you must pay attention to keeping warm. Colds can cause adverse reactions to the kidneys, and even cause back pain in severe cases.
Second, severe lower back pain
Method 1: When pain occurs, lie down with the painful side facing up and hunched back.
Method 2: For general pain, it is more comfortable to lie on your back, face up, and place a large pillow under your knees.
Method 3: When the pain is so severe that you cannot lie down, you can sit down on a low step and support your jaw with your hands.
Method 4: Apply hot compress with a wet towel or rinse with hot water.
Seek medical attention immediately after severe pregnancy low back pain is relieved.