The information contained in this brochure may be out of date and is currently being reviewed. It is not intended to answer specific medical questions, but is provided for general information only. Please talk to your family physician directly about your health concerns.
Ask Your Family Doctor
Developed by the College of Family Physicians of Canada
Why is being ready for pregnancy so important?
Conception occurs about two weeks before your period is
due. That means you may not even know you're pregnant until you're more than
three weeks along. Yet your baby is most sensitive to harm two to eight weeks
after conception. This is when your baby's facial features and organs, such as
the heart and kidneys, begin to form. Anything you eat, drink, smoke or are
exposed to can affect your baby. That's why it's best to start acting as if
you're pregnant before you are.
When should I talk with my doctor about
pregnancy?
Any time - even before you're thinking about getting
pregnant. You can talk about your diet, habits, lifestyle and any concerns you
have. Plan on visiting your doctor within a year before you want to get
pregnant. At that time, you may be given a physical check-up. You and the
father-to-be will probably be asked about your medical history. You'll both also
have the chance to ask your doctor questions. You may want to be screened for
rubella and HIV or need other blood tests too.
What should I eat?
What you eat will also feed your baby. Junk food
like potato chips, soda and cookies won't have the right nutrients for your
baby. You might also need to make some changes if you follow a vegetarian or
weight-loss diet. Talk to your doctor before taking extra vitamins and minerals.
Some of them may be harmful, like high doses of vitamin A and D. Limit your
daily Vitamin A intake to 3000 IU and Vitamin D to 400 IU or less. A daily
prenatal vitamin containing 30 mg of elemental iron is sufficient when combined
with a diet that includes meats and other foods high in iron. Before conception,
women need 1,200 mg of calcium per day, or the equivalent of a quart of milk or
fortified orange juice. Alternatively, this can be obtained from six servings of
fortified bread or cereals. Limit your daily caffeine intake to 2 cups of coffee
or 6 glasses of soda.
Folic Acid Alert
Women who get enough folic acid (a B vitamin) during
pregnancy are much less likely to have a baby with serious problems of the brain
or spinal cord. Folic acid should be taken for 3 months before getting pregnant
because these problems develop very early in pregnancy-only three to four weeks
after conception.
Women need to take about 0.4 mg of folic
acid a day. That amount is usually in a multivitamin. You may also want to eat
more foods rich in folic acid, such as:
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Green leafy vegetables (like spinach)
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Foods in the cabbage family (such as broccoli,
cauliflower and brussel sprouts),
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Some fruits (including oranges, cantaloupe and
bananas),
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Milk
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Grains and organ meats (such as chicken
livers).
However, it may be difficult to obtain this amount
of folic acid in your diet. Therefore, it is recommended you take a
multivitamin.
What about weight?
If you're overweight, your risk during pregnancy is
higher for things such as high blood pressure and diabetes. You can use the time
before getting pregnant to lose weight if you need to.
Is exercise okay?
Yes. The more fit you are, the easier your pregnancy
and delivery may be. But if you exercise too much, it can make getting pregnant
harder. And overdoing it once you're pregnant can be dangerous. If you haven't
been exercising, start before you get pregnant. While you are pregnant, you can
probably keep up a light exercise program. Walking every day is one of the best
exercises. Talk to your doctor about a good exercise plan for you.
Do I need to change my habits?
Using tobacco, alcohol or drugs can
cause serious harm to your baby and sometimes even cause miscarriage. If you use
tobacco, alcohol or drugs, get help from your doctor to quit. Try not to be
embarrassed or scared to talk to your doctor. He or she will want to help you
find a way to stop.
Smoking. Smoking can cause
miscarriage, bleeding, premature birth and low birth weight. It's also linked to
sudden infant death syndrome (SIDS), in which infants suddenly die of no obvious
cause. Children of smokers may do less well on IQ tests, and their physical
growth may be slower.
Alcohol. Drinking by a pregnant
woman can cause fetal alcohol syndrome (FAS). FAS can lead to many problems,
including mental slowness, poor growth, defects of the face and a head that is
too small. Drink no alcohol or as little as possible before and during
pregnancy.
Illegal drugs. Using marijuana,
cocaine and other illegal drugs raises the chances of miscarriage, premature
birth and birth defects. With some drugs, the child will be born addicted to the
drug that the mother used and will go through withdrawal.
Cats and Toxoplasmosis
You may have heard that pregnant women shouldn't
clean a cat's litter box. That's because a parasite that causes a disease called
toxoplasmosis can be spread through the feces of cats. Toxoplasmosis isn't
usually harmful to children and adults, but it can cause birth defects,
including blindness and brain damage. You can also get toxoplasmosis by eating
raw or undercooked red meat or touching dirt, such as when gardening, that has
been contaminated by cat feces.
Am I around things at work or home that
could be harmful?
Maybe. Some dangers include radiation, heavy metals
like lead, copper and mercury, carbon disulfide, acids, and anesthetic gases.
The radiation from computer screens doesn't seem to be harmful.
Those who work in healthcare or childcare may be at
risk of cytomegalovirus (CMV) and Parvovirus B19 (fifth disease) from infected
kids.
Avoid pesticides and toxic fumes both at
work and at home
Talk with your doctor about your workplace and home
to find out if there are any dangers. If anything could harm your baby at work,
you may be able to use special clothing or equipment to protect your baby, or
you may be able to get a short-term transfer before and during pregnancy.
The Hazards of Heat
Soaking in a hot tub might sound relaxing, but it
could hurt your baby if you're in the first trimester of pregnancy. Some
research has shown that high heat-from a fever, hot bath or hot tub-during the
first three months may cause birth defects.
What about medicines I take?
Both prescription and over-the counter medicines can
affect your baby. Ask your doctor before taking anything.
If you need to
take medicine often because of health problems, such as asthma, epilepsy,
thyroid problems or migraine headaches, talk with your doctor about your
treatment. Many of these drugs can be taken safely in pregnancy but it is always
best to ask.
What test may I need before I get
pregnant?
You may need some tests to find out if you have
problems that could harm you or your baby during pregnancy. Many things can be
handled before pregnancy to help prevent problems for your baby and for you.
Rubella. If you don't know whether
you've ever had rubella (German measles) or been vaccinated against it, a blood
test can give the answer. Catching the German measles while you're pregnant can
be very bad for your baby. You can get a vaccination at least a
month before you try to get pregnant to prevent this.
Chicken Pox (varicella). If you
don’t know whether you’ve ever had varicella (chicken pox) or been vaccinated
against it, a blood test can give the answer. Catching chicken pox while you’re
pregnant can be very bad for your baby. You can get vaccination at least a month
before you try to get pregnant to prevent this.
Sexually transmitted diseases
(STDs). STDs such as gonorrhea, syphilis and chlamydia can make it hard
for you to get pregnant and can also harm your baby. These and other infections
can be treated before pregnancy.
HIV (human immunodeficiency virus).
HIV, which is the virus that causes AIDS (acquired immunodeficiency syndrome),
can be passed onto your baby.
Other problems. Your doctor may
also want to do some other tests depending on if you're at risk for other
problems, such as anemia or hepatitis.
What if I have health problems?
Diabetes, high blood pressure or problems with your
circulation may need extra care during pregnancy. It's often easier to treat
problems or get them under control before you're pregnant.
PKU Alert
Were you born with phenylketonuria (PKU)? If so, you
had to follow a special diet low in phenylalanine (an amino acid in many
high-protein foods) when you were a child. Consult your doctor or dietician in
order to start the same diet again before getting pregnant. If you don't, your
baby may suffer from mental slowness, low birth weight and other
problems.
Will my baby be at risk for genetic
problems?
Your baby may be at risk for certain problems that
run in your family. These are genetic diseases. Cystic fibrosis, sickle cell
anemia and thalassemia (a type of anemia) are examples. These problems aren't
caused by anything you do. Your baby is also at higher risk of genetic problems
if you're over age 35. Talk with your doctor about assessing your risk factors
and doing screening tests if needed.
Tracking my baby’s
development
You may follow your baby’s development by using the
Maternity Care Calendar approved by the CFPC. It is available for purchase at http://www.maternitycarecalendar.com/about_maternity.cfm
Domestic Violence
Domestic
violence escalates during pregnancy. If you feel unsafe or threatened physically
or emotionally in your current relationship, talk to your family doctor who will
be willing to help you deal with the situation.
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Revised 2007 The College of Family Physicians of Canada |
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| This information provides a general overview on this topic and may not apply to everyone. To find out if this information applies to you and to get more information on this subject, talk to your family doctor.
This health education material has been favorably reviewed by the Patient Education Review Committee of the College of Family Physicians of Canada:
Dr Cathy MacLean, Halifax, NS (Scientific Editor)
Dr C. Richard Fischer, Pickering, ON
Dr Patrice Laplante, Fleurimont, QC
Dr Richard Moffatt, Red Deer, AB
Dr David Nunn, Kentville, NS
Dr Cornelius Woelk, Winkler, MB
The College of Family Physicians of Canada, one of the nation's largest medical groups, is committed to promoting and maintaining high standards for family physicians - the doctors who provide ongoing, comprehensive care for people of all ages.
This patient education information was developed
by The College of Family Physicians of Canada in cooperation with the
American Academy of Family Physicians.
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Support for this program has been provided by an educational grant to the Research and Education Foundation by Scotiabank. |
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