During pregnancy, as the fetus grows day by day, pregnant women are prone to feel symptoms such as light-headedness or even dizziness. After a woman is pregnant, the body’s blood will increase by thirty percent, and some people even increase by fifty percent, so the pressure on the cardiovascular system will be more and more, and the heart rate also accelerates a lot, then the resistance will be lowered, and the blood vessels will be dilated, which is prone to pregnant women’s dizziness symptoms. Normal pregnancy blood pressure changes from the beginning of pregnancy began to decrease, until the middle of the lower to the lowest value of blood pressure, and close to the point of time of delivery, blood pressure began to return to normal values. Under normal circumstances, the body’s cardiovascular and nervous systems are able to withstand such changes in blood pressure, but pregnant women may occasionally feel dizzy due to changes in blood pressure. Mild dizziness usually just need more rest, the symptoms will disappear on their own, but if the dizziness is painful and unbearable or even fainted, then you must go to a professional hospital in time. During pregnancy, as long as the feeling of dizziness, we must immediately stop the work in hand to lie down to rest, there is no condition to lie down should also try to sit down to rest, and use both knees to hold the head. When a pregnant woman is dizzy, she should stop driving, working, etc. to avoid fainting in the process. When lying down to rest try to take the side position, because side lying can promote the blood flow into the heart, thus promoting the blood flow into the brain and the placenta, preventing prevention of fainting, and can relieve the symptoms of dizziness. Seven bad habits are the main reason for pregnant women to trigger or aggravate dizziness: trigger or aggravate pregnant women dizziness reason one: quickly stand up pregnant women sitting, blood concentrated in the legs, if too fast to stand up, the blood can not flow into the heart, will quickly drop blood pressure leading to pregnant women dizziness. After pregnancy, pregnant women should change the habit of getting up quickly when sitting, and develop the habit of standing up slowly, if the standing time is longer, then wear chiseled elastic socks, and more activities of the legs to promote blood circulation. Cause or aggravate pregnant women dizziness reason two: long time lying on the back Some pregnant women resting on their backs, with the gradual growth of the fetus, the uterus is getting bigger and bigger, long time lying on the back will lead to the uterus pressure to the legs blood back to the heart of the veins, thus reducing the blood flow instantly reduce the blood pressure of pregnant women lead to dizziness. Pregnant women usually rest using the left side of the bed is the best position, not only can correct the position of the uterus can also prevent pregnant women dizziness symptoms. Cause or aggravate pregnant women dizziness reason three: meal size is too small, not enough water Some pregnant women due to the early pregnancy pregnancy reaction leads to appetite reduction, while some pregnant women are worried about eating too much during pregnancy will be easy to get fat, so during pregnancy meal size reduction, thus triggering hypoglycemia, hypoglycemia will allow pregnant women to produce dizziness, panic, fatigue feeling. Various pregnancy reactions during pregnancy can easily lead to dehydration, so pregnant women should drink more water than normal women to prevent dizziness in pregnant women caused by lack of water in the body. In order to avoid the symptoms of dizziness in pregnant women caused by small meals and little water, expectant mothers should develop the habit of eating small meals, and when hungry, they can eat some snacks suitable for pregnant women to cushion their stomachs, and they should develop the habit of drinking eight cups of water every day. Cause or aggravate pregnant women dizziness reason 4: room temperature is too high room temperature is too high or shower water temperature is too high will dilate blood vessels, reduce blood pressure, thus triggering pregnant women dizziness. Pregnant women usually if you feel the room temperature is too high, have a feeling of dizziness, be sure to open the doors and windows in time to breathe, usually the shower should be used near the body temperature of the water temperature, shower time in about ten minutes. Usually pregnant women should wear cotton clothes that are easy to put on and take off, so that they can increase or decrease their clothes as the temperature changes. Cause or aggravate pregnant women dizziness reason 5: pregnant women iron deficiency anemia Pregnant women are prone to iron deficiency anemia during pregnancy, anemia easily triggered by insufficient oxygen supply to the brain and produce pregnant women dizziness symptoms. During pregnancy, you need to eat more iron supplement food to avoid iron deficiency that leads to dizziness in pregnant women. Cause or aggravate pregnant women dizziness reason six: breathing too fast and too deep, that is, hyperventilation The human body due to excessive exercise, breathing too fast or deep breathing will lose carbon dioxide in the blood, which will easily lead to dizziness. We advocate that pregnant women participate in outdoor activities during pregnancy, but in the process of exercise if you feel fatigue should stop exercise, and lie down to rest. Cause or aggravation of maternal dizziness reason seven: coughing, urination, stool too hard Some pregnant women usually cough will be more forceful, stool, urination, but also will be too hard, such behavior is prone to trigger the vasovagal response, lower heart rate and blood pressure, which in turn triggered the symptoms of dizziness in pregnant women. In addition, lack of water during pregnancy, excessive anxiety can also produce a vasovagal response, accompanied by pale, reduced appetite, drowsiness, dizziness and headache and other symptoms.