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Superfecundation is the fertilization of two or more ova from the same cycle by sperm from separate acts of sexual intercourse, which can lead to twin babies from two separate biological fathers. [ 1][ 2] The term superfecundation is derived from fecund, meaning able to produce offspring. Homopaternal superfecundation is fertilization of two ...
Multiple birth. A multiple birth is the culmination of one multiple pregnancy, wherein the mother gives birth to two or more babies. A term most applicable to vertebrate species, multiple births occur in most kinds of mammals, with varying frequencies. Such births are often named according to the number of offspring, as in twins and triplets.
The human twin birth rate in the United States rose 76% from 1980 through 2009, from 9.4 to 16.7 twin sets (18.8 to 33.3 twins) per 1,000 births. [5] The Yoruba people have the highest rate of twinning in the world, at 45–50 twin sets (90–100 twins) per 1,000 live births, [6] [7] [8] possibly because of high consumption of a specific type of yam containing a natural phytoestrogen which may ...
For example, a pregnant female who carried one pregnancy to term with a surviving infant; carried one pregnancy to 35 weeks with surviving twins; carried one pregnancy to 9 weeks as an ectopic (tubal) pregnancy; and has three living children would have a TPAL annotation of T1, P1, A1, L3. This could also be written as 1-1-1-3.
Hilary Swank is officially a mother of two! On Sunday, the Oscar-winning actress shared that she and her husband, Philip Schneider, welcomed their twins -- a boy and a girl.Over the course of her ...
Colleen Ballinger and Erik Stocklin welcomed their twins early at 32 weeks along. Double Trouble! Celebrity Parents Who Have Welcomed Twins Read article “My sweet babies decided to come early ...
June 6, 2024 at 2:56 PM. Gabourey Sidibe is a mom! On Thursday, the Empire star took to Instagram, via The Shade Room, to share that she and her husband, Brandon Frankel, have welcomed their twins ...
The Hayes also have two sets of twins, Kevin and Kyle (eight years old at the time of the sextuplets' birth) and Kieran and Meghan (five years old). They are the only family in the United States to have two sets of twins and a set of sextuplets. [96] The family was the subject of a reality television show, Table for 12, on TLC in the U.S. [97]