Wednesday, November 9, 2011
Prenatal health and your baby
Did you know that having a healthy pregnancy and baby actually starts before you get pregnant? Taking care of yourself when you’re thinking about becoming pregnant is important. This includes:
Eating healthy foods and getting regular exercise. Canada’s Food Guide offers tips and advice for healthy eating at all stages of life.
Aiming for at least 30 minutes of moderate exercise, 5 days a week.
Making sure your vaccines are up-to-date. Check with your doctor to ensure you are properly protected against illnesses like rubella, chickenpox and influenza. Getting these vaccines will help protect your baby.
Talking to your doctor about any prescription drugs you are taking to find out whether they are safe during pregnancy.
Vitamins before pregnancy:
If you are planning to get pregnant, you should be taking folic acid.
Folic acid (also called folate or folacin) is a vitamin that helps a baby’s neural tube develop properly during pregnancy. The neural tube becomes your baby’s brain and spinal cord. Neural tube defects (NTD) result from openings in the spinal cord that do not close properly during early pregnancy, causing spina bifida and anencephaly. Folic acid protects against NTDs and can also lessen the risk of other problems at birth, such as cleft palates or heart, genital and urinary defects.
Although certain foods (fortified grains, spinach, lentils, chick peas, asparagus, broccoli, peas, Brussels sprouts, corn, and oranges) have folic acid, it can be hard to get enough from diet alone.
Most healthy women should take a daily multivitamin with 0.4-1.0 mg of folic acid, for at least 2 to 3 months before getting pregnant, throughout pregnancy, and then after birth for as long as they breastfeed.
Women who have diabetes or epilepsy, and women with a family history of NTDs (a sibling, parent or cousin with the condition), or who have already had a baby with an NTD need a higher dosage, and should supplement their diet with between 0.8 and 4 mg of folic acid daily.
Talk to your health care professional if you aren’t sure how much you should take.
Vitamins during pregnancy:
You should take a multivitamin during pregnancy that includes between 16 and 20 mg of iron.
You should also take vitamin D. Your doctor may recommend up to 2000 IU/day. Not getting enough vitamin D during pregnancy will affect how much vitamin D your baby has at birth. A baby born to a mother who is vitamin D deficient is more likely to have vitamin D deficiency rickets.
Cow’s milk, margarine and some soy beverages produced in Canada are fortified with vitamin D. If you don't use these products, if you do not have much exposure to sunlight or your skin is covered much of the time outside—especially if you do not take vitamin D supplements—then you are more likely to be vitamin D deficient.
How much weight should I gain during my pregnancy?
Weight gain is an important part of supporting your growing baby and placenta, which provides your baby with the nutrients he needs. Women who gain the recommended amount of weight during pregnancy have fewer complications that can lead to things like caesarean section, high blood pressure, and low or high birth weight for your baby.
How much should I eat during pregnancy?
Your baby is counting on you to provide all the nutrients she needs to grow healthy and strong. Making smart choices about food will help you both stay healthy during and after pregnancy. Also, be sure to prepare food carefully so that you avoid illnesses such as listeriosis or salmonella infection.
Canada’s Food Guide suggests how much you should eat from each food group:
Vegetables and fruit are a source of vitamins, minerals and fibre.
7-8 servings/day
Choose at least one dark green and one orange vegetable or fruit every day.
Grain products are an important source of energy from carbohydrates.
6-7 servings/day
Make at least half of the grain products whole grain.
Milk and alternatives are nutritious sources of calories, as well as calcium and vitamin D. Some alternatives (such as fortified soy beverage) have vitamin D added. Check labels for calcium and vitamin D content.
2 servings/day
Drink skim, 1% or 2% cow’s milk or fortified soy beverage each day.
Meat and alternatives are important sources of iron and protein.
2 servings/day
Choose a variety of lean meat, poultry, and de-boned fish, eggs, tofu, dried peas, beans and lentils.
At least 2 servings of fish /week are recommended.
Oils and fats
2-3 tbsp a day
Canada’s Food Guide also recommends an extra 2-3 servings from any one of the 4 food groups every day. Be sure to drink plenty of water throughout the day.
Is there anything I should avoid consuming while pregnant?
Fish with higher levels of mercury (such as shark, swordfish and fresh tuna) should be avoided, because mercury can harm a developing baby. Canned, chunk light tuna generally has a lower amount of mercury than other tuna, but should still be eaten in moderation, with no more than 150 g a month.
Avoid raw fish, which may contain bacteria or parasites that can make you sick.
Limit caffeine, and consider cutting it out of your diet completely while pregnant.
Certain medications can also be dangerous to your baby during pregnancy. If you are on any medications, talk to your doctor about whether you should keep taking them when pregnant.
How can I stay active during pregnancy?
Staying active during your pregnancy will help ease your aches and pains and may help with your mood. It’s also a good way to ensure you have the energy you need for your pregnancy and delivery. Some suggestions for physical activity include:
regular walking,
swimming,
low-impact aerobics,
prenatal exercise classes, and
yoga.
If you weren’t already active before your pregnancy, start slowly and speak to your health care provider before starting a new exercise routine.
Can I drink alcohol while I am pregnant?
If you drink alcohol during your pregnancy, the alcohol goes to the baby through your bloodstream. Drinking alcohol during pregnancy can cause fetal alcohol spectrum disorder (FASD, a serious condition that can affect a child for life.
If you are thinking about getting pregnant, it’s best to stop drinking alcohol now. Then you’ll know for sure that your baby will be safe from FASD. Women who find it hard to stop drinking, or who already have a child with FASD, should get help before getting pregnant.
Can I smoke or take recreational drugs while I am pregnant?
Avoid smoking and drug use during pregnancy. These can be dangerous to your growing baby and increase the risk of Sudden Infant Death Syndrome.
If you are thinking about getting pregnant, it’s best to stop drinking alcohol, smoking or doing recreational drugs now. Then you’ll know for sure that your baby will be safe.
If you are already pregnant, you should stop drinking alcohol, smoking or doing recreational drugs completely.
For more information:
Fetal alcohol spectrum disorder: What you should know about drinking during pregnancy
Depression in pregnant women and mothers: How it affects your child
Prenatal nutrition, a resource by Health Canada
Healthy pregnancy, a resource by Health Canada
Healthy Beginnings, a book on pregnancy from the Society of Obstetricians and Gynaecologists of Canada (SOGC).
Healthy eating, exercise and weight gain: Before and during pregnancy, from SOGC.
Pregnancy and breastfeeding resources, Motherisk
Reviewed by the CPS Public Education Advisory Committee
Posted: August 2011
This information should not be used as a substitute for the medical care and advice of your physician. There may be variations in treatment that your physician may recommend based on individual facts and circumstances.
Canadian Paediatric Society
2305 St. Laurent Blvd.,
Ottawa, Ont. K1G 4J8
Phone: 613-526-9397, fax: 613-526-3332
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