Numbness of legs in pregnant women may be caused by physiological factors, calcium deficiency, lumbar intervertebral disc herniation, autonomic dysfunction and other factors.
1. Physiological factors: Sleeping in an incorrect posture at night, the legs are compressed, which may lead to poor blood circulation, causing numbness and swelling of the legs, and after improving the posture, it will be able to return to normal on its own.
2. Calcium deficiency: after pregnancy, pregnant women themselves and the fetus need more calcium, such as the failure to supplement in time, may make pregnant women calcium deficiency leads to sleep at night numbness of the legs, may also appear leg cramps.
3. Lumbar disc herniation: pregnant women suffering from lumbar disc herniation can cause numbness of the legs when it presses on the nerves innervating the lower limbs, accompanied by radiating pain in the lower limbs, lumbar pain and other symptoms.
4. autonomic nervous system dysfunction: in the process of pregnancy, women’s mental and psychological stress, emotional instability, may lead to autonomic nervous system dysfunction, causing numbness of the legs, may also be accompanied by decreased appetite, nausea, chest tightness and other symptoms.
Numbness of legs during sleep may also be caused by other reasons, and if the symptoms cannot be relieved on their own, it is recommended to consult a doctor for examination and treatment, so as to avoid adverse effects.