A fetal arrhythmia is an irregular heart rate — too fast, too slow, or otherwise outside the norm. It's often benign. Postpartum diarrhea after a C-section is normal. Health Conditions Discover Plan Connect. Medically reviewed by Carolyn Kay, M. Official guidelines Research Side effects Next steps It happens.
Official guidelines about drinking — even in very early pregnancy. What does the research say? Possible side effects of drinking at 3 to 4 weeks pregnant. What to do if you had alcohol when 3 to 4 weeks pregnant.
Parenthood Pregnancy 1st Trimester. Read this next. Medically reviewed by Debra Sullivan, Ph. This is a common ingredient in some pain medicines. There has been no link between birth defects and taking acetaminophen at the advised dose during pregnancy. Prenatal vitamins. Prenatal vitamins are prescribed to pregnant women to help meet the extra nutritional needs of pregnancy. Extra amounts may be harmful. Microwave ovens. Microwave ovens use nonionizing radiation.
This type of radiation is not teratogenic. The placenta is an organ that provides oxygen and nutrients to your growing baby. At conception when sperm meets egg , the cells begin dividing rapidly. Then, as the fertilized egg implants in the uterus, some of those cells start to form the placenta, while others begin to form the embryo. By week eight, the developing embryo is called a fetus and the placenta is fully formed and functioning to provide nutrients to the embryo.
Interestingly, your body has a natural defense mechanism in place to keep you from injecting alcohol and other toxins once they can actually start affecting your baby. Recent studies show the developing embryo is highly susceptible to environmental changes and the actions of the mother. This time point is critical as it is the most active time for cell division and differentiation, with the early embryo containing all the genetic codes and information needed for the future development of the foetus.
As such, an optimal environment during this period is just as important as the remaining months of pregnancy and peak organ development. It is common for women of reproductive age to consume alcohol.
A recent survey showed Australian women on average reported drinking 3. The Australian guidelines for reducing the health risks from drinking alcohol state:.
The early stages of pregnancy see the foetus being most vulnerable to structural damage in the first three to six weeks of gestation.
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