blood pressure is low during pregnancy?
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When carrying a baby, your circulatory system expands quickly, which may cause a drop in blood pressure. It's common for your blood pressure to lower in the first 24 weeks of pregnancy. Other factors that can contribute to low blood pressure include: dehydration.
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Chronic hypertension is defined as blood pressure exceeding 140/90 mm Hg before pregnancy or before 20 weeks' gestation. When hypertension is first identified during a woman's pregnancy and she is at less than 20 weeks' gestation, blood pressure elevations usually represent chronic hypertension.
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Having high blood pressure in pregnancy doesn't necessarily mean you will develop high blood pressure in future pregnancies. However, your risk is increased, especially if you have a medical condition like hypertension, kidney disease, diabetes or lupus.
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What's more, blood pressure takes a natural dip during pregnancy, as hormonal shifts relax the cardiovascular system and cause blood vessels to expand, Phillips explains. That lower blood pressure can leave you feeling dizzy or lightheaded—symptoms that exacerbate any existing sense of weakness.
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Stress may lead to high blood pressure during pregnancy. This puts you at risk of a serious high blood pressure condition called preeclampsia, premature birth and having a low-birthweight infant. Stress also may affect how you respond to certain situations.
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Some experts define low blood pressure as readings lower than 90 mm Hg systolic or 60 mm Hg diastolic. If either number is below that, your pressure is lower than normal. A sudden fall in blood pressure can be dangerous.
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During the first 12 weeks of pregnancy, a woman might notice a drop in her blood pressure. This low blood pressure will often remain at a low level throughout the first and second trimester and will rise again during the third trimester.
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Causes of hypotension If the measurement drops 30mmHg below the person's usual blood pressure, this is considered to be hypotension. Low blood pressure has many different causes including: Emotional stress, fear, insecurity or pain (the most common causes of fainting) Dehydration, which reduces blood volume.
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High Blood Pressure Tied to Pregnancy Loss. Women whose blood pressure is high before they are pregnant may be at increased risk for miscarriage, a new study has found. Researchers used data from a study of 1,228 women attempting pregnancy after having previously lost a baby.
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In the second trimester, blood vessels in your body start to dilate or get bigger. This causes your blood pressure to lower slightly. When your heart has to work harder, some abnormalities can result. This includes unusual heart rhythms like heart palpitations.
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Is it safe to take blood pressure medication during pregnancy? Some blood pressure medications are considered safe to use during pregnancy, but angiotensin-converting enzyme (ACE) inhibitors, angiotensin II receptor blockers and renin inhibitors are generally avoided during pregnancy.
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Dizziness During Pregnancy. During pregnancy, progesterone increases the flow of blood to your baby, resulting in lower blood pressure and reduced blood flow to your brain — giving you that dizzy feeling all over.
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Self-care for low blood pressure during pregnancy If you do experience symptoms of low blood pressure, such as dizziness, you might want to try the following: Avoid getting up quickly when you're seated or lying down. Don't stand for long periods of time. Eat small meals throughout the day.
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Dangers of low blood pressure during pregnancy Generally, low blood pressure during pregnancy isn't a cause for concern unless you experience symptoms. Big drops may be the sign of a serious, or even life-threatening, problem. Extremely low blood pressure can lead to falls, organ damage, or shock.
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Low blood pressure, medically known as hypotension, is when your blood pressure is below 90/60mmHg. This does not necessarily mean that there is a problem. In fact, people with low blood pressure tend to live longer than those with high, or even normal, blood pressure.
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In severe cases, low blood pressure can be life-threatening. A blood pressure reading lower than 90 millimeters of mercury (mm Hg) for the top number (systolic) or 60 mm Hg for the bottom number (diastolic) is generally considered low blood pressure.
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According to the American Heart Association (AHA), a normal blood pressure reading is 120/80 mm Hg and below. Readings below 90/60 mm Hg indicate low blood pressure, or hypotension. Readings above 140/90 mm Hg in pregnancy indicate high blood pressure, or hypertension.