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Additional energy is required during pregnancy due to the expansion of maternal tissues and stored to support fetal development. In the first trimester (blastogenesis and early embryonic stages), the mother experiences a minimal weight gain (approximately 0.5-2 kilograms), while the embryo weighs only 6 grams.
Caffeine consumption during pregnancy is associated with increased risk of pregnancy loss [5] [41] and increased risk of low birth weight, defined as below 2500 grams (5.5 pounds). [ 42 ] [ 43 ] [ 44 ] The European Food Safety Authority and the American Congress of Obstetricians and Gynecologists concur that habitual caffeine consumption up to ...
Signs and symptoms of pregnancy are common, benign conditions that result from the changes to the body that occur during pregnancy. Signs and symptoms of pregnancy typically change as pregnancy progresses, although several symptoms may be present throughout. Depending on severity, common symptoms in pregnancy can develop into complications ...
Hyperemesis gravidarum, which is a severe form of nausea and vomiting of pregnancy can lead to nutritional deficiencies, weight loss, electrolytes imbalance and is one of the leading causes of hospitalization in the first trimester of pregnancy. [36] Constipation is another GI symptom that is commonly encountered during pregnancy. It is ...
The first trimester includes conception, which is when the sperm fertilizes the egg. The fertilized egg then travels down the fallopian tube and attaches to the inside of the uterus, where it begins to form the embryo and placenta. During the first trimester, the possibility of miscarriage (natural death of embryo or fetus) is at its highest.
The first ten weeks of gestational age is the period of embryogenesis and together with the first three weeks of prenatal development make up the first trimester of pregnancy. From the 10th week of gestation (8th week of development), the developing embryo is called a fetus.