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Changes in mom during pregnancy
When you are pregnant your body must change in many ways to support your baby’s growth. Changes in hormones, body structure, and the baby’s growth may cause some unpleasant symptoms. Many of these symptoms are very normal and can be managed at home, but if they become severe or you become worried it is never wrong to call the doctor or the health unit with questions. This page will highlight normal symptoms in pregnancy, why they happen, what you can do to feel better, and when you should call your doctor. Some women may have many of these symptoms and others may have very few; each person is unique in which symptoms they have and in how they present. The good news is that with proper education and care many symptoms can be managed so you can enjoy this time with your family!
First Trimester
During the first trimester (the first 3 months of pregnancy) there are many symptoms that may occur as your body adapts to support your baby’s growth.
Symptom |
Cause |
Management |
When to seek medical help |
Urinary Frequency
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As the uterus grows to allow for the baby it pushes down on your bladder |
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If you experience:
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Fatigue
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The many changes both in your body and your emotions during pregnancy take up extra energy to support yourself and the baby |
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If fatigue effects your daily life, and these tools are not helping, you may need to see the doctor to rule out other causes. |
Nausea and Vomiting
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Exact cause is unknown but research shows it may be due to high hormone levels and a lack of vitamin B6 |
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If you are vomiting many times during the day, have symptoms of dehydration (tired, dark urine, dizzy, weak), or have nausea and vomiting that continues into the |
Some of these symptoms stop in the second trimester and come back again in the third.
Second Trimester
By the second trimester (months 4-6) most women notice that the fatigue, nausea, and vomiting have gone away. Most women feel a sense of well-being and are better able to enjoy this time of pregnancy. Though the first symptoms of pregnancy are leaving some other symptoms may take their place. These symptoms are less predictable and occur differently in every woman, some may not experience any while others may experience all of them.
Symptom |
Cause |
Management |
When to seek medical help |
Backache |
As the baby grows and your belly pushes further out from your body’s centre of gravity your muscles are strained to carry the extra weight. The high level of hormones in your body also causes your cartilage to soften and your joints to become loose adding more strain on your back muscles. Upper back pain can be caused by increased breast size. |
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If you have burning during peeing or think you may be having contractions call your doctor. |
Leg Cramps |
There are many reasons why leg cramps may occur during pregnancy:
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If the pain is interrupting your daily life and these suggestions are not helping see your doctor. |
Varicose veins |
The growing baby may cause pressure on the veins in your pelvis. Hormones cause your blood vessels to relax and widen. These two things may cause blood that should be pumped back to your heart to begin to pool. With extra blood pooled in a vein it may become larger and you may see it become larger. This most often happens in the legs but may occur in other places. Sometimes there is an ache in the area of the vein. Other factors such as your genetics, lack of exercise, being over weight, and having poor muscle strength may make you more at risk for this. |
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See the doctor about your varicose veins to receive appropriate treatment and monitoring. |
Hemorrhoids
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Pressure from the growing baby in the uterus and hormones causing relaxed veins may cause this. Women who have constipation, who don’t get enough fluids, don’t eat a proper diet, who smoke, or who have had previous hemorrhoids may be at more risk for this. |
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If these measures are not helping make an appointment with your doctor to assess the area discuss other ways to decrease discomfort. |
Gas
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All of the things that cause constipation as mentioned above may also cause a build of gas in your stomach. As the baby becomes even larger it may press on your bowel and slow the movement of food through your system which may also cause a build-up of gas. |
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Third Trimester
During the third trimester (months 7-9) many women notice that some of the symptoms from the first three months come back. Most commonly these are fatigue, peeing more frequently, constipation, and discharge from the vagina. As the baby continues to grow it will begin to press on more of your body’s structures, your hormones will continue to rise, and the baby will require more nutrients and energy. All of these needs of the baby put extra stress on the mother in addition to the discomforts of increasing size, problems sleeping due to uncomfortable positions and much more. Though you may become more uncomfortable during these months you can take comfort in the fact that many of these symptoms mean that the baby is growing and developing as planned and will soon be ready to meet you and your family!
Symptom |
Cause |
Management |
When to seek medical help |
Shortness of breath |
As the baby grows it may press on your lungs and muscles that help you to get a full breath. This may worsen when you are lying on your back. This should only last until the baby drops into the pelvis to prepare for birth at which point the pressure on your lungs will be relieved and it will be easier to breathe. |
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Call your doctor or go to the emergency room if your shortness of breath worsens or becomes severe, you are dizzy, your lips, finger tips or toes develop a bluish colour, you have chest pain, or you are having a faster heart rate than normal. |
Heartburn and Indigestion
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High levels of hormones may cause the muscle that closes off your stomach to relax and allow food or stomach juices to wash back up. The acid in your stomach being washed back up irritates your tissues and causes a burning feeling. Indigestion, or a discomfort in your stomach after eating, may be caused by eating too much, eating too fast, eating when tired or emotionally disturbed, eating food that is fatty or spicy, or that has been poorly cooked or prepared. |
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If heartburn or indigestion is causing extreme discomfort and cannot be avoided with dietary changes call your doctor or inquire about medications to aid with heart burn. |
Swelling of the legs and feet
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During pregnancy hormones may cause your body to hold on to extra sodium and water which allows fluid to pool often in your legs and feet due to gravity. Warm weather and sitting or standing for long time periods may make swelling worse |
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If swelling occurs in the face, hands and feet and you feel dizzy, nauseous, have stomach pain, or have blurred vision call your doctor or go the emergency room. These are all signs of preeclampsia and can be dangerous to yourself and the baby if left untreated. |
Carpal Tunnel
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During pregnancy changes in your body may compress the nerves in your hands |
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Call the doctor for an appointment to assess the discomfort and suggest ways to help. |
Round Ligament Pain
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Can be caused by pressure on the area due to increasing size of baby and strained muscles/ligaments. |
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Call your doctor if pain is worsening or severe. |
Braxton Hicks contractions
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Sone people may mistake Braxton Hicks contractions for the contractions that occur during labour. Though they may feel kind of the same they have very different patterns. When you have contractions due to labour over time they will become longer, stronger, and more frequent. Braxton Hicks contractions do not follow this same pattern; they happen at random times, do not become stronger over time, and are not often painful. Walking during labour contractions usually causes them to strengthen whereas walking with Braxton Hicks causes them to decrease. Braxton Hicks contractions are normal and should not cause you to worry. These happen in order to increase the strength and tone of the muscles in your uterus to prepare for birth. |
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If you are unsure if your contractions are a sign of labour or Braxton Hicks call the health unit or your doctor, or go to the hospital. |