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Laboratory based measures during the second trimester show a further decrease in total sleep time, slow-wave sleep and sleep quality. [1] [2] No changes in REM sleep have been observed. [1] Fetal movements, uterine contractions, musculoskeletal discomfort and rhinitis and nasal congestion account for the physiological factors influencing sleep. [2]
The most commonly observed sleep disorders in pregnant women include insomnia, obstructive sleep apnea, and restless legs syndrome. [18] The American Academy of Sleep Medicine has officially recognized 'pregnancy-associated sleep disorder' as a distinct condition, encompassing both insomnia and increased daytime sleepiness occurring during ...
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During pregnancy the plasma volume increases by 40-50% and the red blood cell volume increases only by 20–30%. [22] These changes occur mostly in the second trimester and prior to 32 weeks gestation. [24] Due to dilution, the net result is a decrease in hematocrit or hemoglobin, which are measures of red blood cell concentration.
By then I was in my third trimester, ... To scroll through social media as a pregnant woman is to be told that there are a million things you should be doing to optimize the birth experience ...
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. [1] Pregnancy symptoms may be categorized based on trimester as well as region of the body affected.
"My sickness started early on – from the second I knew I was pregnant, before I even took a test," Ms McIntyre told BBC News. "Around about six weeks, the morning sickness really kicked in ...
The newer integrated screen (formerly called F.A.S.T.E.R for First And Second Trimester Early Results) can be done at 10 plus weeks to 13 plus weeks with an ultrasound of the fetal neck (thicker nuchal skin correlates with higher risk of Down syndrome being present) and two chemicals (analytes), pregnancy-associated plasma protein A and human ...