News tagged with pregnancy
Mammalian placenta reflects exposure to stress, impacts offsprings' brains, research finds
The mammalian placenta is more than just a filter through which nutrition and oxygen are passed from a mother to her unborn child. According to a new study by a research group from the University of Pennsylvania School of ...
Medical research
Mar 04, 2013 |
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Extra chromosome 21 removed from Down syndrome cell line
(Medical Xpress)—University of Washington scientists have succeeded in removing the extra copy of chromosome 21 in cell cultures derived from a person with Down syndrome, a condition in which the body's ...
Medical research
Nov 09, 2012 |
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Study questions if bed rest prevents prematurity
New research is raising fresh concern that an age-old treatment for troubled pregnancies—bed rest—doesn't seem to prevent premature birth, and might even increase that risk.
Obstetrics & gynaecology
May 14, 2013 |
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Birth rates good after implanting one embryo, study finds
(HealthDay)—Among women who undergo in vitro fertilization (IVF) to become pregnant, there is no difference in delivery rates among those implanted with one prescreened embryo compared to those implanted ...
Obstetrics & gynaecology
May 08, 2013 |
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Use of anti-epileptic drug during pregnancy associated with increased risk of autism
Maternal use of valproate (a drug used for the treatment of epilepsy and other neuropsychological disorders) during pregnancy was associated with a significantly increased risk of autism in offspring, according to a study ...
Autism spectrum disorders
Apr 23, 2013 |
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Teen moms at greater risk for later obesity, study finds
A new study debunks the myth that younger moms are more likely to "bounce back" after having a baby – teenage pregnancy actually makes women more likely to become obese.
Obstetrics & gynaecology
Apr 19, 2013 |
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Common pregnancy conditions risk future diabetes
Two common conditions in pregnancy may be risk factors for future diabetes according to a Canadian study of over one million women published in this week's PLOS Medicine.
Diabetes
Apr 16, 2013 |
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Molecular signaling in early placenta formation gives clues to causes of pregnancy complications
Understanding the molecular control of placenta formation, the organ which enables fetal growth, is critical in diagnosing and treating related pregnancy complications. A group of scientists at the Chinese Academy of Sciences, ...
Medical research
Apr 16, 2013 |
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Study reveals risk factors for blood clots in pregnant and postnatal women
Women who have suffered a still birth or have medical conditions including varicose veins, inflammatory bowel disease (IBD) or heart disease are at greater risk of developing dangerous blood clots after giving birth, a study ...
Diseases, Conditions, Syndromes
Apr 02, 2013 |
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Air pollutants linked to higher risk of birth defects, researchers find
(Medical Xpress)—Breathing traffic pollution in early pregnancy is linked to a higher risk for certain serious birth defects, according to new research from the Stanford University School of Medicine.
Health
Mar 29, 2013 |
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Working while pregnant won't harm the baby, study finds
(HealthDay)—Working during pregnancy does not increase a woman's risk of having a preterm or low birth-weight baby, a new study found.
Obstetrics & gynaecology
Mar 25, 2013 |
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Ghanaian pregnant women who sleep on back at increased risk of stillbirth
Pregnant women in Ghana who slept on their back (supine sleep) were at an increased risk of stillbirth compared to women who did not sleep on their back, according to new research led by a University of Michigan researcher.
Obstetrics & gynaecology
Mar 25, 2013 |
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Fetal exposure to antiepileptic drug valproate impairs cognitive development
(Medical Xpress)—The effects of antiepileptic drugs during pregnancy have long been a concern of clinicians and women of childbearing age whose seizures can only be controlled by medications. In 1999, a ...
Neuroscience
Mar 20, 2013 |
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Stress hormone foreshadows postpartum depression in new mothers
Women who receive strong social support from their families during pregnancy appear to be protected from sharp increases in a particular stress hormone, making them less likely to develop postpartum depression, according ...
Psychology & Psychiatry
Mar 04, 2013 |
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Pregnancy permanently changes foot size
A new University of Iowa study confirms what many women have long suspected – that pregnancy permanently changes the size and shape of a woman's feet.
Health
Mar 01, 2013 |
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Pregnancy
Pregnancy (latin graviditas) is the carrying of one or more offspring, known as a fetus or embryo, inside the uterus of a female. In a pregnancy, there can be multiple gestations, as in the case of twins or triplets. Human pregnancy is the most studied of all mammalian pregnancies. Obstetrics is the surgical field that studies and cares for high risk pregnancy. Midwifery is the non-surgical field that cares for pregnancy and pregnant women.
Childbirth usually occurs about 38 weeks after conception; i.e., approximately 40 weeks from the last normal menstrual period (LNMP) in humans. The World Health Organization defines normal term for delivery as between 37 weeks and 42 weeks. The calculation of this date involves the assumption of a regular 28-day period.
For more information about Pregnancy, read the full article at
Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.
