Pregnant women produce foot soreness and swelling, commonly due to pregnant women weight gain, abdominal pressure increases, as follows: First, weight gain: pregnant women will significantly increase their weight, foot muscles, fascia overweight, can cause strain and chronic inflammation, the patient may have foot soreness and swelling, accompanied by symptoms of fatigue, through the hot compresses, massages, will make the symptoms be relieved. Second, increased abdominal pressure: pregnant women due to increased abdominal pressure, will increase the pressure in the spinal canal, while the body’s center of gravity forward, will also aggravate the degeneration of lumbar intervertebral discs, which will lead to nerve compression or nerve irritation, the patient will be manifested as soreness and swelling of the feet, accompanied by the leg muscle strength loss, after delivery, the symptoms will disappear. Therefore, it is normal for pregnant women to have sore and swollen feet, and the symptoms will be relieved soon after timely treatment.