Edema is a relatively common symptom in women during pregnancy, mildly confined to the foot, ankle and other parts of the body, serious may spread to the thighs, and even the face and upper limbs edema. For pregnancy edema, the diet needs to pay attention to: first, you can drink a moderate amount of corn beard tea: corn beard tea has a relatively obvious diuretic, the role of swelling, for the prevention and relief of lower limb edema during pregnancy has a very good effect, but not in excess; second, winter melon: winter melon also has a very good diuretic, swelling, and the nutrient content of various vitamins and trace elements is relatively high, pregnancy During pregnancy, eating winter melon in moderation has a very good health effect; third, watermelon, melon, grapes, these foods have diuretic, swelling effect, can be eaten in moderation. If the symptoms of edema are serious, you should go to the hospital in time to exclude the edema caused by hypertension, hypoproteinemia and other conditions.