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  2. List of multiple births - Wikipedia

    en.wikipedia.org/wiki/List_of_multiple_births

    This is a list of multiple births, consisting of notable higher order (4+) multiple births and pregnancies. Twins and triplets are sufficiently common to have their own separate articles. With the use of reproductive technology such as fertility drugs and in vitro fertilization (IVF) such births have become increasingly common. This list ...

  3. Multiple birth - Wikipedia

    en.wikipedia.org/wiki/Multiple_birth

    Twins are by far the most common form of multiple births in humans. The U.S. Centers for Disease Control and Prevention report more than 132,000 sets of twins out of 3.9 million births of all kinds each year, about 3.4%, or 1 in 30. [5] Compared to other multiple births, twin births account for 97% of them in the US. [6]

  4. Twin and triplet births are on the decline. Here's how it ...

    www.aol.com/twin-triplet-births-decline-heres...

    Triplet and higher multiple births nosedive. In 2004, of the people younger than 35 who gave birth with the help of IVF, 32.7% delivered twins, and 4.9% delivered triplets, according to doctors at ...

  5. Fertility medication - Wikipedia

    en.wikipedia.org/wiki/Fertility_medication

    OHSS is characterized as cystic enlargement of the ovaries. Multiple birth is especially deleterious due to compounding risks including premature delivery and low birthweight, pre-eclampisa, and increased risk of neonatal mortality. While triplet births have been declining in ART, multiple births remain over 50% of births from IVF.

  6. Fertility - Wikipedia

    en.wikipedia.org/wiki/Fertility

    United States crude birth rate (births per 1000 population); Baby Boom years in red. [62] From 1800 to 1940, fertility fell in the US. There was a marked decline in fertility in the early 1900s, associated with improved contraceptives, greater access to contraceptives and sexuality information and the "first" sexual revolution in the 1920s.

  7. Birth control in the United States - Wikipedia

    en.wikipedia.org/wiki/Birth_control_in_the...

    As the birth control societies spread across Europe, so did birth control clinics. The first birth control clinic in the world was established in the Netherlands in 1882, run by the Netherlands' first female physician, Aletta Jacobs. [20] The first birth control clinic in England was established in 1921 by Marie Stopes, in London. [21]

  8. Women's reproductive health in the United States - Wikipedia

    en.wikipedia.org/wiki/Women's_reproductive_health...

    In 2015, 1.7% of all live births in the U.S. were the result of ART. [51] While this method of conception is becoming more common, it is still a highly complex and debated issue. [49] ART has been associated with many adverse health outcomes including an increased risk of birth defects, and a 1.71 increased risk of preeclampsia among women.

  9. Combined hormonal contraception - Wikipedia

    en.wikipedia.org/wiki/Combined_hormonal...

    Combined hormonal contraception (CHC), or combined birth control, is a form of hormonal contraception which combines both an estrogen and a progestogen in varying formulations. [ 1 ] [ 2 ] The different types available include the pill , the patch and the vaginal ring , which are all widely available, [ 3 ] and an injection , which is available ...