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Live births are recorded on a U.S. Standard Certificate of Live Birth, also known as a birth certificate. [4] The United States recorded 3,605,201 live births in 2020 which is a 4% decrease from 2019 and the 6th consecutive year of decline in births. [5] Not all pregnancies result in live births. A woman may choose to end her pregnancy by abortion.
Live birth may refer to: Viviparity , a reproductive mode wherein an embryo develops inside the body of its mother In human reproduction, the birth of a living child (as opposed to stillborn); see Live birth (human)
Preterm birth is the birth of an infant at fewer than 37 weeks gestational age. Globally, about 15 million infants were born before 37 weeks of gestation. [147] Premature birth is the leading cause of death in children under five years of age though many that survive experience disabilities including learning defects and visual and hearing ...
It is the second-most common condition due to a third chromosome at birth, after Down syndrome for a third chromosome 21. [4] Trisomy 18 occurs in around 1 in 5,000 live births. [3] Many of those affected die before birth. [3] Some studies suggest that more babies that survive to birth are female. [2] Survival beyond a year of life is around 5 ...
Louise Joy Brown (born 25 July 1978) is an English woman who was the first human to have been born after conception by in vitro fertilisation experiment (IVF). Her birth, following a procedure pioneered in Britain, has been lauded among "the most remarkable medical breakthroughs of the 20th Century". [1] [2] [3] [4]
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Vivipary is rare in snakes, but boas and vipers are viviparous, giving birth to live young. [29] Female aphid giving birth. The majority of insects lay eggs but a very few give birth to offspring that are miniature versions of the adult. [18] The aphid has a complex life cycle and during the summer months is able to multiply with great rapidity.
The Miracle of Life is a documentary film about the human reproductive process. The film won multiple awards including a Peabody and an Emmy when it was broadcast as part of the American TV series Nova. [1]