The odds of having identical quadruplets are one in 11 million births. With Rachel Vargas's complications, her babies are one in 40 million.

Around one in 11 million. Those are the odds medical experts gave Rachel and Marco Vargas for their rare pregnancy.

In pregnancies at risk of hemolytic disease of the fetus and newborn (HDFN), amniocentesis is used to identify the fetus’s ...

Supermodel Gisele Bundchen, 44, is expecting her first child with boyfriend Joaquim Valente. Despite being pregnant at an ...