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  2. Timeline of human prenatal development - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_human_prenatal...

    Gestational age: 20 weeks old. Embryonic age: 18 weeks old. The fetus reaches a length of 20 cm (8 in). Lanugo covers the entire body. Eyebrows and eyelashes appear. Nails appear on fingers and toes. The fetus is more active with increased muscle development. "Quickening" usually occurs (the mother and others can feel the fetus moving).

  3. Maternal physiological changes in pregnancy - Wikipedia

    en.wikipedia.org/wiki/Maternal_physiological...

    Later in pregnancy, the woman might develop physiological hydronephrosis and hydroureter, which are normal. [33] Progesterone causes vasodilatation and increased blood flow to the kidneys, and as a result glomerular filtration rate (GFR) commonly increases by 50%, returning to normal around 20 weeks postpartum. [22]

  4. Sexual activity during pregnancy - Wikipedia

    en.wikipedia.org/wiki/Sexual_activity_during...

    Sex positions for pregnant women. Some studies in the 1980s and 1990s contend that it is useful for pregnant women to continue to be sexually active, specifically noting that overall sexual satisfaction was correlated with feeling happy about being pregnant, feeling more attractive in late pregnancy than before pregnancy, and experiencing ...

  5. Hypogonadism - Wikipedia

    en.wikipedia.org/wiki/Hypogonadism

    Men with low serum testosterone levels should have other hormones checked, particularly luteinizing hormone to help determine why their testosterone levels are low and help choose the most appropriate treatment (most notably, testosterone is usually not appropriate for secondary or tertiary forms of male hypogonadism, in which the LH levels are ...

  6. Prenatal hormones and sexual orientation - Wikipedia

    en.wikipedia.org/wiki/Prenatal_hormones_and...

    Factors implicated in the development of transsexuality include chromosomal abnormalities, polymorphisms of certain genes, and variations in aromatase (cytochrome P450 CYP19) and CYP17. [8] Girls with congenital adrenal hyperplasia show an increase in probability of transsexuality later in life; however, this probability is still only 1–3% in ...

  7. Here's what pregnancy actually looks like before 10 weeks ...

    www.aol.com/lifestyle/heres-pregnancy-actually...

    Photos of what pregnancy tissue from early abortions at 5 to 9 weeks looks like have gone viral. ... Women’s health expert Dr. Jennifer Wider tells Yahoo Life that “weeks 5 to 9 is the early ...

  8. Isolated hypogonadotropic hypogonadism - Wikipedia

    en.wikipedia.org/wiki/Isolated_hypogonadotropic...

    Isolated hypogonadotropic hypogonadism (IHH), also called idiopathic or congenital hypogonadotropic hypogonadism (CHH), as well as isolated or congenital gonadotropin-releasing hormone deficiency (IGD), is a condition which results in a small subset of cases of hypogonadotropic hypogonadism (HH) due to deficiency in or insensitivity to gonadotropin-releasing hormone (GnRH) where the function ...

  9. 'I have zero desire': Low libido is common in menopause - AOL

    www.aol.com/zero-desire-low-libido-common...

    Low libido is incredibly common in perimenopause and menopause. Treatments include vaginal estrogen, hormone replacement therapy, testosterone, CBT.